diff --git a/sonoff/_releasenotes.ino b/sonoff/_releasenotes.ino
index 51ebe785b..721498160 100644
--- a/sonoff/_releasenotes.ino
+++ b/sonoff/_releasenotes.ino
@@ -4,6 +4,8 @@
* Add compiler check for stable lwIP version v1.4 (#1940)
* Add diacritics to Polish language file (#2005)
* Add Hungarian language file (#2024)
+ * Add Czech language file
+ * Add Chinese (Traditional) in Taiwan language file (#2108)
* Add support for Nova Fitness SDS011 and possibly SDS021 particle concentration sensor (#2070)
* Fix MQTT TLS fingerprint validation (#2033)
*
diff --git a/sonoff/language/cz-CZ.h b/sonoff/language/cz-CZ.h
new file mode 100644
index 000000000..6eeb3237b
--- /dev/null
+++ b/sonoff/language/cz-CZ.h
@@ -0,0 +1,458 @@
+/*
+ cz-CZ.h - localization for Czech without fonetick - Czech for Sonoff-Tasmota
+
+ Copyright (C) 2018 Theo Arends (translated by vs)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+*/
+
+#ifndef _LANGUAGE_CZ_CZ_H_
+#define _LANGUAGE_CZ_CZ_H_
+
+/*************************** ATTENTION *******************************\
+ *
+ * Due to memory constraints only UTF-8 is supported.
+ * To save code space keep text as short as possible.
+ * Time and Date provided by SDK can not be localized (yet).
+ * Use online command StateText to translate ON, OFF, HOLD and TOGGLE.
+ * Use online command Prefix to translate cmnd, stat and tele.
+ *
+\*********************************************************************/
+
+//#define LANGUAGE_MODULE_NAME // Enable to display "Module Generic" (ie Spanish), Disable to display "Generic Module" (ie English)
+
+// "2017-03-07T11:08:02" - ISO8601:2004
+#define D_YEAR_MONTH_SEPARATOR "-"
+#define D_MONTH_DAY_SEPARATOR "-"
+#define D_DATE_TIME_SEPARATOR "T"
+#define D_HOUR_MINUTE_SEPARATOR ":"
+#define D_MINUTE_SECOND_SEPARATOR ":"
+
+#define D_DAY3LIST "PonUteStrCtvPatSobNed"
+#define D_MONTH3LIST "LedUnoBreDubKveCerCevSrpZarRijLisPro"
+
+// Non JSON decimal separator
+#define D_DECIMAL_SEPARATOR ","
+
+// Common
+#define D_ADMIN "Admin"
+#define D_AIR_QUALITY "Kvalita vzduchu"
+#define D_AP "AP" // Access Point
+#define D_AS "jako"
+#define D_AUTO "AUTO"
+#define D_BLINK "Blikani"
+#define D_BLINKOFF "BlikaniVyp"
+#define D_BOOT_COUNT "Pocitadlo spusteni"
+#define D_BRIGHTLIGHT "Svetly"
+#define D_BUTTON "Tlacitko"
+#define D_BY "by" // Written by me
+#define D_BYTES "Bytu"
+#define D_CELSIUS "Celsia"
+#define D_CO2 "Kyslicniku uhliciteho"
+#define D_CODE "kod" // Button code
+#define D_COLDLIGHT "Studeny"
+#define D_COMMAND "Prikaz"
+#define D_CONNECTED "Pripojeny"
+#define D_COUNT "Pocitej"
+#define D_COUNTER "Pocitadlo"
+#define D_CURRENT "Aktualni" // As in Voltage and Current
+#define D_DATA "Data"
+#define D_DARKLIGHT "Tmavy"
+#define D_DEBUG "Debug"
+#define D_DISABLED "Zablokovany"
+#define D_DNS_SERVER "Server DNS"
+#define D_DONE "Provedeno"
+#define D_DST_TIME "DST"
+#define D_EMULATION "Emulace"
+#define D_ENABLED "Otevrene"
+#define D_ERASE "Vymaz"
+#define D_ERROR "Chyba"
+#define D_FAHRENHEIT "Fahrenheita"
+#define D_FAILED "Chybny"
+#define D_FALLBACK "Nahradni"
+#define D_FALLBACK_TOPIC "Nahradni topic"
+#define D_FALSE "Nepravda"
+#define D_FILE "Soubor"
+#define D_FREE_MEMORY "Volna pamet"
+#define D_GAS "Gas"
+#define D_GATEWAY "Brana"
+#define D_GROUP "Skupina"
+#define D_HOST "Server"
+#define D_HOSTNAME "Nazev serveru"
+#define D_HUMIDITY "Vlhkost"
+#define D_ILLUMINANCE "Osvetleni"
+#define D_IMMEDIATE "Okamzite" // Button immediate
+#define D_INDEX "Index"
+#define D_INFO "Informace"
+#define D_INITIALIZED "Inicializovany"
+#define D_IP_ADDRESS "Adresa IP"
+#define D_LIGHT "Svetlo"
+#define D_LWT "LWT"
+#define D_MODULE "Modul"
+#define D_MQTT "MQTT"
+#define D_MULTI_PRESS "nekolikere-stisknuti"
+#define D_NOISE "Hluk"
+#define D_NONE "Neni"
+#define D_OFF "Vypnuty"
+#define D_OFFLINE "Neaktivni"
+#define D_OK "Ok"
+#define D_ON "Sepnuty"
+#define D_ONLINE "Aktivni"
+#define D_PASSWORD "Heslo"
+#define D_PORT "Port"
+#define D_POWER_FACTOR "Soucinitel prikonu"
+#define D_POWERUSAGE "Prikon"
+#define D_PRESSURE "Tlak"
+#define D_PRESSUREATSEALEVEL "Tlak na urovni hladiny more"
+#define D_PROGRAM_FLASH_SIZE "Velikost programu flash"
+#define D_PROGRAM_SIZE "Velikost programu"
+#define D_PROJECT "Projekt"
+#define D_RECEIVED "Obdrzeny"
+#define D_RESTART "Restart"
+#define D_RESTARTING "Restartovani"
+#define D_RESTART_REASON "Pricina restartu"
+#define D_RESTORE "Nacteni"
+#define D_RETAINED "Ulozene"
+#define D_SAVE "Uloz"
+#define D_SENSOR "Sensor"
+#define D_SSID "SSID"
+#define D_START "Start"
+#define D_STD_TIME "STD"
+#define D_STOP "Stop"
+#define D_SUBNET_MASK "Maska podsite"
+#define D_SUBSCRIBE_TO "Prihlas se do"
+#define D_SUCCESSFUL "uspesne."
+#define D_TEMPERATURE "Teplota"
+#define D_TO "do"
+#define D_TOGGLE "Prepni"
+#define D_TOPIC "Topic"
+#define D_TRANSMIT "Odesli"
+#define D_TRUE "Pravda"
+#define D_UPGRADE "aktualizace"
+#define D_UPLOAD "Nahrani..."
+#define D_UPTIME "Uptime"
+#define D_USER "Uzivatel"
+#define D_UTC_TIME "UTC"
+#define D_UV_LEVEL "Uroven UV"
+#define D_VERSION "Verze"
+#define D_VOLTAGE "Napeti"
+#define D_WARMLIGHT "Ohrev"
+#define D_WEB_SERVER "Web Server"
+
+// sonoff.ino
+#define D_WARNING_MINIMAL_VERSION "WARNING This version does not support persistent settings"
+#define D_LEVEL_10 "uroven 1-0"
+#define D_LEVEL_01 "uroven 0-1"
+#define D_SERIAL_LOGGING_DISABLED "Vypnute logovani na seriovem portu"
+#define D_SYSLOG_LOGGING_REENABLED "Obnoven zapis do Syslog"
+
+#define D_SET_BAUDRATE_TO "Nastaveni rychlosti prenosu na"
+#define D_RECEIVED_TOPIC "Obdrzeny topic"
+#define D_DATA_SIZE "Velikost dat"
+#define D_ANALOG_INPUT "Analogovy vstup"
+
+#define D_FINGERPRINT "Verifikuj otisk TLS..."
+#define D_TLS_CONNECT_FAILED_TO "Nepripojeno TLS do"
+#define D_RETRY_IN "Zopakuji za"
+#define D_VERIFIED "Zverifikovano"
+#define D_INSECURE "Nespravne pripojeni z duvodu chybneho otisku TLS"
+#define D_CONNECT_FAILED_TO "Spojeni se nepodarilo navazat"
+
+// support.ino
+#define D_OSWATCH "osWatch"
+#define D_BLOCKED_LOOP "Zablokovani smycky"
+#define D_WPS_FAILED_WITH_STATUS "Chyba WPSconfig se statusem"
+#define D_ACTIVE_FOR_3_MINUTES "aktivni 3 minuty"
+#define D_FAILED_TO_START "nezdarilo se spustit"
+#define D_PATCH_ISSUE_2186 "Chyba 2186"
+#define D_CONNECTING_TO_AP "Pripojovani k AP"
+#define D_IN_MODE "v modu"
+#define D_CONNECT_FAILED_NO_IP_ADDRESS "Chyba pripojeni, nebyla obdrzena IP adresa"
+#define D_CONNECT_FAILED_AP_NOT_REACHED "Chyba pripojeni, nedostupny AP"
+#define D_CONNECT_FAILED_WRONG_PASSWORD "Chyba pripojeni, nespravne heslo pro AP"
+#define D_CONNECT_FAILED_AP_TIMEOUT "Chyba pripojeni, uplynul AP timeout"
+#define D_ATTEMPTING_CONNECTION "Zkouska pripojeni..."
+#define D_CHECKING_CONNECTION "Zkouska spojeni..."
+#define D_QUERY_DONE "Vyslan dotaz. Nalezena sluzba MQTT"
+#define D_MQTT_SERVICE_FOUND "Sluzba MQTT byla nalezena"
+#define D_FOUND_AT "znalezeno v"
+#define D_SYSLOG_HOST_NOT_FOUND "Syslog Host nebyl nalezen"
+
+// settings.ino
+#define D_SAVED_TO_FLASH_AT "Ulozeno do pameti flash v"
+#define D_LOADED_FROM_FLASH_AT "Stazeno z pameti flash z"
+#define D_USE_DEFAULTS "Pouzij defaultni hodnoty"
+#define D_ERASED_SECTOR "Smazany sektor"
+
+// webserver.ino
+#define D_MINIMAL_FIRMWARE_PLEASE_UPGRADE "Oprogramowanie MINIMAL - prosze uaktualnic"
+#define D_WEBSERVER_ACTIVE_ON "Aktivni Web server"
+#define D_WITH_IP_ADDRESS "na adrese IP"
+#define D_WEBSERVER_STOPPED "Web server zastaven"
+#define D_FILE_NOT_FOUND "Soubor nebyl nalezen"
+#define D_REDIRECTED "Presmerovani na vlastni portal"
+#define D_WIFIMANAGER_SET_ACCESSPOINT_AND_STATION "Wi-Fi manager nastavi AP a zachova STA"
+#define D_WIFIMANAGER_SET_ACCESSPOINT "Wi-Fi manager nastavi Access Point"
+#define D_TRYING_TO_CONNECT "Zkousim pripojit zarizeni k siti"
+
+#define D_RESTART_IN "Restart"
+#define D_SECONDS "sekund"
+#define D_DEVICE_WILL_RESTART "Zarizeni bude restartovano behem nekolika sekund"
+#define D_BUTTON_TOGGLE "Prepinac"
+#define D_CONFIGURATION "Nastaveni"
+#define D_INFORMATION "Informace"
+#define D_FIRMWARE_UPGRADE "Aktualizace firmware"
+#define D_CONSOLE "Konzole"
+#define D_CONFIRM_RESTART "Potvrzeni restartu"
+
+#define D_CONFIGURE_MODULE "Nastaveni modulu"
+#define D_CONFIGURE_WIFI "Nastaveni WiFi"
+#define D_CONFIGURE_MQTT "Nastaveni MQTT"
+#define D_CONFIGURE_DOMOTICZ "Nastaveni Domoticz"
+#define D_CONFIGURE_LOGGING "Nastaveni logovani"
+#define D_CONFIGURE_OTHER "Jina nastaveni"
+#define D_CONFIRM_RESET_CONFIGURATION "Potvrzeni resetu nastaveni"
+#define D_RESET_CONFIGURATION "Reset nastaveni"
+#define D_BACKUP_CONFIGURATION "Zaloha nastaveni"
+#define D_RESTORE_CONFIGURATION "Obnoveni nastaveni"
+#define D_MAIN_MENU "Hlavni menu"
+
+#define D_MODULE_PARAMETERS "Parametry modulu"
+#define D_MODULE_TYPE "Typ modulu"
+#define D_GPIO "GPIO"
+#define D_SERIAL_IN "Serial In"
+#define D_SERIAL_OUT "Serial Out"
+
+#define D_WIFI_PARAMETERS "Parametry WiFi"
+#define D_SCAN_FOR_WIFI_NETWORKS "Scan siti WiFi"
+#define D_SCAN_DONE "Scan dokoncen"
+#define D_NO_NETWORKS_FOUND "Sit nebyla nalezena"
+#define D_REFRESH_TO_SCAN_AGAIN "Zopakovat scan"
+#define D_DUPLICATE_ACCESSPOINT "Kopie AP"
+#define D_SKIPPING_LOW_QUALITY "Preskoceni z duvodu kvality signalu"
+#define D_RSSI "RSSI"
+#define D_WEP "WEP"
+#define D_WPA_PSK "WPA PSK"
+#define D_WPA2_PSK "WPA2 PSK"
+#define D_AP1_SSID "AP1 SSID"
+#define D_AP1_PASSWORD "Heslo AP1"
+#define D_AP2_SSID "AP2 SSID"
+#define D_AP2_PASSWORD "Heslo AP2"
+
+#define D_MQTT_PARAMETERS "Parametry MQTT"
+#define D_CLIENT "Klient"
+#define D_FULL_TOPIC "Cely topic"
+
+#define D_LOGGING_PARAMETERS "Volby logovani"
+#define D_SERIAL_LOG_LEVEL "Serial uroven logu"
+#define D_WEB_LOG_LEVEL "Webova uroven logu"
+#define D_SYS_LOG_LEVEL "Systemova uroven logu"
+#define D_MORE_DEBUG "Vice debug informaci"
+#define D_SYSLOG_HOST "Syslog host"
+#define D_SYSLOG_PORT "Syslog port"
+#define D_TELEMETRY_PERIOD "Interval telemetrie"
+
+#define D_OTHER_PARAMETERS "Jine parametry"
+#define D_WEB_ADMIN_PASSWORD "Heslo Web administratora"
+#define D_MQTT_ENABLE "MQTT aktivni"
+#define D_FRIENDLY_NAME "Friendly Name"
+#define D_BELKIN_WEMO "Belkin WeMo"
+#define D_HUE_BRIDGE "Hue Bridge"
+#define D_SINGLE_DEVICE "single device"
+#define D_MULTI_DEVICE "multi device"
+
+#define D_SAVE_CONFIGURATION "Uloz nastaveni"
+#define D_CONFIGURATION_SAVED "Nastaveni ulozena"
+#define D_CONFIGURATION_RESET "Nastaveni resetovano"
+
+#define D_PROGRAM_VERSION "Verze programu"
+#define D_BUILD_DATE_AND_TIME "Datum a cas kompilace"
+#define D_CORE_AND_SDK_VERSION "Verze Core/SDK"
+#define D_FLASH_WRITE_COUNT "Pocet zapisu do pameti"
+#define D_MAC_ADDRESS "Adres Mac"
+#define D_MQTT_HOST "Host MQTT"
+#define D_MQTT_PORT "Port MQTT"
+#define D_MQTT_CLIENT "Klient MQTT"
+#define D_MQTT_USER "Uzivatel MQTT"
+#define D_MQTT_TOPIC "Topic MQTT"
+#define D_MQTT_GROUP_TOPIC "Topic skupiny MQTT"
+#define D_MQTT_FULL_TOPIC "Cely topic MQTT"
+#define D_MDNS_DISCOVERY "Ziskavani mDNS"
+#define D_MDNS_ADVERTISE "Rozesilani mDNS"
+#define D_ESP_CHIP_ID "ID systemu ESP"
+#define D_FLASH_CHIP_ID "ID systemu pameti flash"
+#define D_FLASH_CHIP_SIZE "Velikost flash"
+#define D_FREE_PROGRAM_SPACE "Volne misto programu"
+
+#define D_UPGRADE_BY_WEBSERVER "Aktualizace z Web serveru"
+#define D_OTA_URL "URL OTA"
+#define D_START_UPGRADE "Start aktualizace"
+#define D_UPGRADE_BY_FILE_UPLOAD "Aktualizace nahranim souboru"
+#define D_UPLOAD_STARTED "Nahravani zahajeno"
+#define D_UPGRADE_STARTED "Zahajeni aktualizace"
+#define D_UPLOAD_DONE "Nahravani ukonceno"
+#define D_UPLOAD_ERR_1 "Soubor nebyl vybran"
+#define D_UPLOAD_ERR_2 "Malo mista"
+#define D_UPLOAD_ERR_3 "Magicky byte ma jinou hodnotu nez 0xE9"
+#define D_UPLOAD_ERR_4 "Velikost programu je vetsi nez skutecna velikost pameti flash"
+#define D_UPLOAD_ERR_5 "Chyba nahravani, nesouhlasi porovnavane bity"
+#define D_UPLOAD_ERR_6 "Chyba nahravani. Spusten zapis do logu na urovni 3"
+#define D_UPLOAD_ERR_7 "Nahravani preruseno"
+#define D_UPLOAD_ERR_8 "Spatny soubor"
+#define D_UPLOAD_ERR_9 "Soubor je prilis velky"
+#define D_UPLOAD_ERROR_CODE "Chyba nahravani"
+
+#define D_ENTER_COMMAND "Vloz prikaz"
+#define D_ENABLE_WEBLOG_FOR_RESPONSE "Zapni uroven 2 zapisu Weblog, pokud je ocekavana odpoved"
+#define D_NEED_USER_AND_PASSWORD "Vyzadovany uzivatel=&heslo="
+
+// xdrv_wemohue.ino
+#define D_MULTICAST_DISABLED "Multicast je vypnuty"
+#define D_MULTICAST_REJOINED "Multicast opet pripojeny"
+#define D_MULTICAST_JOIN_FAILED "Multicast neuspesny"
+#define D_FAILED_TO_SEND_RESPONSE "Nepodarilo se odeslat odpoved"
+
+#define D_WEMO "WeMo"
+#define D_WEMO_BASIC_EVENT "WeMo zakladni udalost"
+#define D_WEMO_EVENT_SERVICE "WeMo servisni udalost"
+#define D_WEMO_META_SERVICE "WeMo meta udalost"
+#define D_WEMO_SETUP "WeMo setup"
+#define D_RESPONSE_SENT "Odpoved odeslana"
+
+#define D_HUE "Hue"
+#define D_HUE_BRIDGE_SETUP "Hue setup"
+#define D_HUE_API_NOT_IMPLEMENTED "Hue API neni implementovano"
+#define D_HUE_API "Hue API"
+#define D_HUE_POST_ARGS "Hue POST args"
+#define D_3_RESPONSE_PACKETS_SENT "3 pakety odpovedi odeslany"
+
+// xdrv_05_domoticz.ino
+#define D_DOMOTICZ_PARAMETERS "Parametry Domoticz"
+#define D_DOMOTICZ_IDX "Idx"
+#define D_DOMOTICZ_KEY_IDX "Key idx"
+#define D_DOMOTICZ_SWITCH_IDX "Spinac idx"
+#define D_DOMOTICZ_SENSOR_IDX "Sensor idx"
+ #define D_DOMOTICZ_TEMP "Temp"
+ #define D_DOMOTICZ_TEMP_HUM "Temp,Vlhk"
+ #define D_DOMOTICZ_TEMP_HUM_BARO "Temp,Vlhk,Tlak"
+ #define D_DOMOTICZ_POWER_ENERGY "Prikon,Energie"
+ #define D_DOMOTICZ_ILLUMINANCE "Osvetleni"
+ #define D_DOMOTICZ_COUNT "Pocitadlo"
+ #define D_DOMOTICZ_VOLTAGE "Napeti"
+ #define D_DOMOTICZ_CURRENT "Proud"
+ #define D_DOMOTICZ_AIRQUALITY "AirQuality"
+#define D_DOMOTICZ_UPDATE_TIMER "Aktualizace stopek"
+
+// xdrv_03_energy.ino
+#define D_ENERGY_TODAY "Energie Dnes"
+#define D_ENERGY_YESTERDAY "Energie Vcera"
+#define D_ENERGY_TOTAL "Energie Soucet"
+
+// xsns_05_ds18b20.ino
+#define D_SENSOR_BUSY "Sensor DS18x20 obsazen"
+#define D_SENSOR_CRC_ERROR "Sensor DS18x20 chyba CRC"
+#define D_SENSORS_FOUND "Nalezen sensor DS18x20"
+
+// xsns_06_dht.ino
+#define D_TIMEOUT_WAITING_FOR "Cekani na"
+#define D_START_SIGNAL_LOW "signal� startovni nizky"
+#define D_START_SIGNAL_HIGH "signal� startovni vysoky"
+#define D_PULSE "puls"
+#define D_CHECKSUM_FAILURE "Chybny kontrolni soucet"
+
+// xsns_07_sht1x.ino
+#define D_SENSOR_DID_NOT_ACK_COMMAND "Sensor neobdrzel prikaz ACK"
+#define D_SHT1X_FOUND "SHT1X nalezen"
+
+// xsns_18_pms5003.ino
+#define D_STANDARD_CONCENTRATION "CF-1 PM" // Standard Particle CF-1 Particle Matter
+#define D_ENVIRONMENTAL_CONCENTRATION "PM" // Environmetal Particle Matter
+#define D_PARTICALS_BEYOND "Particals"
+
+// sonoff_template.h
+#define D_SENSOR_NONE "Neni"
+#define D_SENSOR_DHT11 "DHT11"
+#define D_SENSOR_AM2301 "AM2301"
+#define D_SENSOR_SI7021 "SI7021"
+#define D_SENSOR_DS18X20 "DS18x20"
+#define D_SENSOR_I2C_SCL "I2C SCL"
+#define D_SENSOR_I2C_SDA "I2C SDA"
+#define D_SENSOR_WS2812 "WS2812"
+#define D_SENSOR_IRSEND "IRsend"
+#define D_SENSOR_SWITCH "Spinac" // Suffix "1"
+#define D_SENSOR_BUTTON "Tlacit" // Suffix "1"
+#define D_SENSOR_RELAY "Rele" // Suffix "1i"
+#define D_SENSOR_LED "Led" // Suffix "1i"
+#define D_SENSOR_PWM "PWM" // Suffix "1"
+#define D_SENSOR_COUNTER "Pocita" // Suffix "1"
+#define D_SENSOR_IRRECV "IRrecv"
+#define D_SENSOR_MHZ_RX "MHZ Rx"
+#define D_SENSOR_MHZ_TX "MHZ Tx"
+#define D_SENSOR_PZEM_RX "PZEM Rx"
+#define D_SENSOR_PZEM_TX "PZEM Tx"
+#define D_SENSOR_SAIR_RX "SAir Rx"
+#define D_SENSOR_SAIR_TX "SAir Tx"
+#define D_SENSOR_SPI_CS "SPI CS"
+#define D_SENSOR_SPI_DC "SPI DC"
+#define D_SENSOR_BACKLIGHT "BkLight"
+#define D_SENSOR_PMS5003 "PMS5003"
+#define D_SENSOR_SDS0X1 "SDS0X1"
+
+// Units
+#define D_UNIT_AMPERE "A"
+#define D_UNIT_HOUR "Hod"
+#define D_UNIT_KILOOHM "kOhm"
+#define D_UNIT_KILOWATTHOUR "kWh"
+#define D_UNIT_LUX "lx"
+#define D_UNIT_MICROGRAM_PER_CUBIC_METER "ug/m3"
+#define D_UNIT_MICROMETER "um"
+#define D_UNIT_MICROSECOND "us"
+#define D_UNIT_MILLIAMPERE "mA"
+#define D_UNIT_MILLISECOND "ms"
+#define D_UNIT_MINUTE "Min"
+#define D_UNIT_PARTS_PER_DECILITER "ppd"
+#define D_UNIT_PARTS_PER_MILLION "ppm"
+#define D_UNIT_PRESSURE "hPa"
+#define D_UNIT_SECOND "sec"
+#define D_UNIT_SECTORS "sektory"
+#define D_UNIT_VOLT "V"
+#define D_UNIT_WATT "W"
+#define D_UNIT_WATTHOUR "Wh"
+
+// Log message prefix
+#define D_LOG_APPLICATION "APP: " // Application
+#define D_LOG_BRIDGE "BRG: " // Bridge
+#define D_LOG_CONFIG "CFG: " // Settings
+#define D_LOG_COMMAND "CMD: " // Command
+#define D_LOG_DEBUG "DBG: " // Debug
+#define D_LOG_DHT "DHT: " // DHT sensor
+#define D_LOG_DOMOTICZ "DOM: " // Domoticz
+#define D_LOG_DSB "DSB: " // DS18xB20 sensor
+#define D_LOG_HTTP "HTP: " // HTTP webserver
+#define D_LOG_I2C "I2C: " // I2C
+#define D_LOG_IRR "IRR: " // Infra Red Received
+#define D_LOG_LOG "LOG: " // Logging
+#define D_LOG_MODULE "MOD: " // Module
+#define D_LOG_MDNS "DNS: " // mDNS
+#define D_LOG_MQTT "MQT: " // MQTT
+#define D_LOG_OTHER "OTH: " // Other
+#define D_LOG_RESULT "RSL: " // Result
+#define D_LOG_RFR "RFR: " // RF Received
+#define D_LOG_SERIAL "SER: " // Serial
+#define D_LOG_SHT1 "SHT: " // SHT1x sensor
+#define D_LOG_UPLOAD "UPL: " // Upload
+#define D_LOG_UPNP "UPP: " // UPnP
+#define D_LOG_WIFI "WIF: " // Wifi
+
+#endif // _LANGUAGE_CZ_CZ_H_
diff --git a/sonoff/language/zh-TW.h b/sonoff/language/zh-TW.h
new file mode 100644
index 000000000..8ae1618c6
--- /dev/null
+++ b/sonoff/language/zh-TW.h
@@ -0,0 +1,458 @@
+/*
+ zh-TW.h - localization for Chinese (Traditional) - Taiwan for Sonoff-Tasmota
+
+ Copyright (C) 2018 Theo Arends (translated by dannydu)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see .
+*/
+
+#ifndef _LANGUAGE_ZH_TW_H_
+#define _LANGUAGE_ZH_TW_H_
+
+/*************************** ATTENTION *******************************\
+ *
+ * Due to memory constraints only UTF-8 is supported.
+ * To save code space keep text as short as possible.
+ * Time and Date provided by SDK can not be localized (yet).
+ * Use online command StateText to translate ON, OFF, HOLD and TOGGLE.
+ * Use online command Prefix to translate cmnd, stat and tele.
+ *
+\*********************************************************************/
+
+//#define LANGUAGE_MODULE_NAME // Enable to display "Module Generic" (ie Spanish), Disable to display "Generic Module" (ie English)
+
+// "2017-03-07T11:08:02" - ISO8601:2004
+#define D_YEAR_MONTH_SEPARATOR "-"
+#define D_MONTH_DAY_SEPARATOR "-"
+#define D_DATE_TIME_SEPARATOR "T"
+#define D_HOUR_MINUTE_SEPARATOR ":"
+#define D_MINUTE_SECOND_SEPARATOR ":"
+
+#define D_DAY3LIST "SunMonTueWedThuFriSat"
+#define D_MONTH3LIST "JanFebMarAprMayJunJulAugSepOctNovDec"
+
+// Non JSON decimal separator
+#define D_DECIMAL_SEPARATOR "."
+
+// Common
+#define D_ADMIN "Admin"
+#define D_AIR_QUALITY "空氣品質"
+#define D_AP "AP" // Access Point
+#define D_AS "名稱:"
+#define D_AUTO "自動"
+#define D_BLINK "閃爍"
+#define D_BLINKOFF "閃爍關"
+#define D_BOOT_COUNT "啟動次數"
+#define D_BRIGHTLIGHT "亮度"
+#define D_BUTTON "按鈕"
+#define D_BY "by" // Written by me
+#define D_BYTES "大小:"
+#define D_CELSIUS "攝氏"
+#define D_CO2 "二氧化碳"
+#define D_CODE "代碼" // Button code
+#define D_COLDLIGHT "冷"
+#define D_COMMAND "命令:"
+#define D_CONNECTED "已連接"
+#define D_COUNT "數量:"
+#define D_COUNTER "Counter"
+#define D_CURRENT "電流" // As in Voltage and Current
+#define D_DATA "數據:"
+#define D_DARKLIGHT "Dark"
+#define D_DEBUG "除錯"
+#define D_DISABLED "停用"
+#define D_DNS_SERVER "DNS伺服器"
+#define D_DONE "完成"
+#define D_DST_TIME "DST"
+#define D_EMULATION "設備模擬"
+#define D_ENABLED "啟用"
+#define D_ERASE "刪除"
+#define D_ERROR "錯誤"
+#define D_FAHRENHEIT "華氏"
+#define D_FAILED "失敗"
+#define D_FALLBACK "Fallback"
+#define D_FALLBACK_TOPIC "Fallback Topic"
+#define D_FALSE "False"
+#define D_FILE "文件:"
+#define D_FREE_MEMORY "可用記憶體"
+#define D_GAS "氣體"
+#define D_GATEWAY "網關"
+#define D_GROUP "組:"
+#define D_HOST "主機"
+#define D_HOSTNAME "主機名"
+#define D_HUMIDITY "濕度"
+#define D_ILLUMINANCE "照度"
+#define D_IMMEDIATE "immediate" // Button immediate
+#define D_INDEX "索引:"
+#define D_INFO "信息"
+#define D_INITIALIZED "初始化完成"
+#define D_IP_ADDRESS "IP地址"
+#define D_LIGHT "燈"
+#define D_LWT "LWT"
+#define D_MODULE "模組"
+#define D_MQTT "MQTT"
+#define D_MULTI_PRESS "多次按鍵"
+#define D_NOISE "雜訊"
+#define D_NONE "無"
+#define D_OFF "關"
+#define D_OFFLINE "離線"
+#define D_OK "好"
+#define D_ON "開"
+#define D_ONLINE "在線"
+#define D_PASSWORD "密碼"
+#define D_PORT "端口"
+#define D_POWER_FACTOR "功率因數"
+#define D_POWERUSAGE "功率"
+#define D_PRESSURE "氣壓"
+#define D_PRESSUREATSEALEVEL "海平面氣壓"
+#define D_PROGRAM_FLASH_SIZE "韌體 Flash 大小"
+#define D_PROGRAM_SIZE "韌體大小"
+#define D_PROJECT "項目:"
+#define D_RECEIVED "已接收"
+#define D_RESTART "重啟"
+#define D_RESTARTING "正在重啟"
+#define D_RESTART_REASON "重啟原因"
+#define D_RESTORE "恢覆"
+#define D_RETAINED "已保留"
+#define D_SAVE "存檔"
+#define D_SENSOR "感測器"
+#define D_SSID "名稱"
+#define D_START "開始"
+#define D_STD_TIME "STD"
+#define D_STOP "停止"
+#define D_SUBNET_MASK "子網遮罩"
+#define D_SUBSCRIBE_TO "訂閱"
+#define D_SUCCESSFUL "成功"
+#define D_TEMPERATURE "溫度"
+#define D_TO "to"
+#define D_TOGGLE "切換"
+#define D_TOPIC "主題"
+#define D_TRANSMIT "發送"
+#define D_TRUE "True"
+#define D_UPGRADE "升級"
+#define D_UPLOAD "上傳"
+#define D_UPTIME "運行時間"
+#define D_USER "用戶名"
+#define D_UTC_TIME "UTC"
+#define D_UV_LEVEL "紫外線等級"
+#define D_VERSION "版本"
+#define D_VOLTAGE "電壓"
+#define D_WARMLIGHT "暖"
+#define D_WEB_SERVER "Web Server"
+
+// sonoff.ino
+#define D_WARNING_MINIMAL_VERSION "警告:精簡產品不支持配置寫入保存"
+#define D_LEVEL_10 "level 1-0"
+#define D_LEVEL_01 "level 0-1"
+#define D_SERIAL_LOGGING_DISABLED "串口日誌已禁用"
+#define D_SYSLOG_LOGGING_REENABLED "Syslog 日誌已開啟"
+
+#define D_SET_BAUDRATE_TO "設置波特率為:"
+#define D_RECEIVED_TOPIC "接收到的主題:"
+#define D_DATA_SIZE "數據大小:"
+#define D_ANALOG_INPUT "Analog"
+
+#define D_FINGERPRINT "驗證 TLS 指紋..."
+#define D_TLS_CONNECT_FAILED_TO "TLS 連接失敗"
+#define D_RETRY_IN "重試倒計時:"
+#define D_VERIFIED "驗證成功"
+#define D_INSECURE "指紋無效導致連接不安全"
+#define D_CONNECT_FAILED_TO "連接失敗:"
+
+// support.ino
+#define D_OSWATCH "osWatch"
+#define D_BLOCKED_LOOP "Blocked Loop"
+#define D_WPS_FAILED_WITH_STATUS "WPSconfig FAILED with status"
+#define D_ACTIVE_FOR_3_MINUTES "active for 3 minutes"
+#define D_FAILED_TO_START "未能啟動"
+#define D_PATCH_ISSUE_2186 "Patch issue 2186"
+#define D_CONNECTING_TO_AP "連接到 AP"
+#define D_IN_MODE "模式:"
+#define D_CONNECT_FAILED_NO_IP_ADDRESS "連接失敗,因為沒有獲取到IP地址"
+#define D_CONNECT_FAILED_AP_NOT_REACHED "連接失敗,無法連接AP"
+#define D_CONNECT_FAILED_WRONG_PASSWORD "連接失敗,AP密碼不正確"
+#define D_CONNECT_FAILED_AP_TIMEOUT "連接失敗,AP超時"
+#define D_ATTEMPTING_CONNECTION "嘗試連接..."
+#define D_CHECKING_CONNECTION "檢查連接..."
+#define D_QUERY_DONE "查詢完成。 發現MQTT服務"
+#define D_MQTT_SERVICE_FOUND "發現MQTT服務:"
+#define D_FOUND_AT "found at"
+#define D_SYSLOG_HOST_NOT_FOUND "Syslog主機未找到"
+
+// settings.ino
+#define D_SAVED_TO_FLASH_AT "保存到 flash:"
+#define D_LOADED_FROM_FLASH_AT "從 flash 載入"
+#define D_USE_DEFAULTS "使用默認設置"
+#define D_ERASED_SECTOR "擦除刪除"
+
+// webserver.ino
+#define D_MINIMAL_FIRMWARE_PLEASE_UPGRADE "固件版本過低 - 請升級"
+#define D_WEBSERVER_ACTIVE_ON "Web服務器:"
+#define D_WITH_IP_ADDRESS "IP地址:"
+#define D_WEBSERVER_STOPPED "Web 服務器已停止"
+#define D_FILE_NOT_FOUND "文件未找到"
+#define D_REDIRECTED "重定向到認證頁面"
+#define D_WIFIMANAGER_SET_ACCESSPOINT_AND_STATION "Wifimanager set AccessPoint and keep Station"
+#define D_WIFIMANAGER_SET_ACCESSPOINT "Wifimanager 設置接入點"
+#define D_TRYING_TO_CONNECT "嘗試將設備連接到網絡"
+
+#define D_RESTART_IN "重啟需要"
+#define D_SECONDS "秒"
+#define D_DEVICE_WILL_RESTART "設備將在幾分鐘內重啟"
+#define D_BUTTON_TOGGLE "狀態切換"
+#define D_CONFIGURATION "設置"
+#define D_INFORMATION "信息"
+#define D_FIRMWARE_UPGRADE "固件升級"
+#define D_CONSOLE "控制台"
+#define D_CONFIRM_RESTART "確認重啟"
+
+#define D_CONFIGURE_MODULE "模塊設置"
+#define D_CONFIGURE_WIFI "WiFi設置"
+#define D_CONFIGURE_MQTT "MQTT設置"
+#define D_CONFIGURE_DOMOTICZ "Domoticz設置"
+#define D_CONFIGURE_LOGGING "日志設置"
+#define D_CONFIGURE_OTHER "其他設置"
+#define D_CONFIRM_RESET_CONFIGURATION "確認重置配置"
+#define D_RESET_CONFIGURATION "重置配置"
+#define D_BACKUP_CONFIGURATION "備份配置"
+#define D_RESTORE_CONFIGURATION "還原配置"
+#define D_MAIN_MENU "主菜單"
+
+#define D_MODULE_PARAMETERS "模塊設置"
+#define D_MODULE_TYPE "模塊類型"
+#define D_GPIO "GPIO"
+#define D_SERIAL_IN "串口輸入(RX)"
+#define D_SERIAL_OUT "串口輸出(TX)"
+
+#define D_WIFI_PARAMETERS "Wifi設置"
+#define D_SCAN_FOR_WIFI_NETWORKS "掃描無線網絡"
+#define D_SCAN_DONE "掃描完畢"
+#define D_NO_NETWORKS_FOUND "未找到任何網絡"
+#define D_REFRESH_TO_SCAN_AGAIN "刷新並重試"
+#define D_DUPLICATE_ACCESSPOINT "重覆AP"
+#define D_SKIPPING_LOW_QUALITY "忽略弱信號網絡"
+#define D_RSSI "RSSI"
+#define D_WEP "WEP"
+#define D_WPA_PSK "WPA PSK"
+#define D_WPA2_PSK "WPA2 PSK"
+#define D_AP1_SSID "AP1 名稱"
+#define D_AP1_PASSWORD "AP1 密碼"
+#define D_AP2_SSID "AP2 名稱"
+#define D_AP2_PASSWORD "AP2 密碼"
+
+#define D_MQTT_PARAMETERS "MQTT設置"
+#define D_CLIENT "客戶端"
+#define D_FULL_TOPIC "完整主題"
+
+#define D_LOGGING_PARAMETERS "日志設置"
+#define D_SERIAL_LOG_LEVEL "串口日志級別"
+#define D_WEB_LOG_LEVEL "Web 日志級別"
+#define D_SYS_LOG_LEVEL "Syslog 日志級別"
+#define D_MORE_DEBUG "全部調試"
+#define D_SYSLOG_HOST "Syslog 主機地址"
+#define D_SYSLOG_PORT "Syslog 端口"
+#define D_TELEMETRY_PERIOD "上報周期"
+
+#define D_OTHER_PARAMETERS "其他設置"
+#define D_WEB_ADMIN_PASSWORD "WEB管理密碼"
+#define D_MQTT_ENABLE "啟用MQTT"
+#define D_FRIENDLY_NAME "昵稱"
+#define D_BELKIN_WEMO "貝爾金 WeMo"
+#define D_HUE_BRIDGE "飛利浦 Hue 網橋"
+#define D_SINGLE_DEVICE "單設備"
+#define D_MULTI_DEVICE "多設備"
+
+#define D_SAVE_CONFIGURATION "保存設置"
+#define D_CONFIGURATION_SAVED "設置已保存"
+#define D_CONFIGURATION_RESET "設置已重置"
+
+#define D_PROGRAM_VERSION "固件版本"
+#define D_BUILD_DATE_AND_TIME "編譯時間"
+#define D_CORE_AND_SDK_VERSION "內核版本"
+#define D_FLASH_WRITE_COUNT "刷機次數"
+#define D_MAC_ADDRESS "MAC地址"
+#define D_MQTT_HOST "MQTT主機"
+#define D_MQTT_PORT "MQTT端口"
+#define D_MQTT_CLIENT "MQTT客戶端"
+#define D_MQTT_USER "MQTT用戶名"
+#define D_MQTT_TOPIC "MQTT 主題(Topic)"
+#define D_MQTT_GROUP_TOPIC "MQTT 主題組(Group Topic)"
+#define D_MQTT_FULL_TOPIC "MQTT 完整主題(Full Topic)"
+#define D_MDNS_DISCOVERY "mDNS 發現"
+#define D_MDNS_ADVERTISE "mDNS 廣播"
+#define D_ESP_CHIP_ID "ESP芯片ID"
+#define D_FLASH_CHIP_ID "Flash芯片ID"
+#define D_FLASH_CHIP_SIZE "Flash大小"
+#define D_FREE_PROGRAM_SPACE "空閑程序空間"
+
+#define D_UPGRADE_BY_WEBSERVER "通過Web升級"
+#define D_OTA_URL "OTA地址"
+#define D_START_UPGRADE "開始升級"
+#define D_UPGRADE_BY_FILE_UPLOAD "通過文件升級"
+#define D_UPLOAD_STARTED "開始上傳"
+#define D_UPGRADE_STARTED "開始升級"
+#define D_UPLOAD_DONE "上傳完成"
+#define D_UPLOAD_ERR_1 "沒有選擇文件"
+#define D_UPLOAD_ERR_2 "沒有足夠空間"
+#define D_UPLOAD_ERR_3 "固件頭不是 0xE9"
+#define D_UPLOAD_ERR_4 "固件太大"
+#define D_UPLOAD_ERR_5 "上傳緩沖區不匹配"
+#define D_UPLOAD_ERR_6 "上傳失敗。 啟用日志記錄 3"
+#define D_UPLOAD_ERR_7 "上傳取消"
+#define D_UPLOAD_ERR_8 "錯誤的固件"
+#define D_UPLOAD_ERR_9 "固件太大"
+#define D_UPLOAD_ERROR_CODE "上傳錯誤代碼"
+
+#define D_ENTER_COMMAND "輸入命令"
+#define D_ENABLE_WEBLOG_FOR_RESPONSE "如果預期響應,則啟用Weblog 2"
+#define D_NEED_USER_AND_PASSWORD "需要 user=<用戶名>&password=<密碼>"
+
+// xdrv_wemohue.ino
+#define D_MULTICAST_DISABLED "組播已禁用"
+#define D_MULTICAST_REJOINED "組播已(重新)加入"
+#define D_MULTICAST_JOIN_FAILED "組播加入失敗"
+#define D_FAILED_TO_SEND_RESPONSE "請求發送失敗"
+
+#define D_WEMO "WeMo"
+#define D_WEMO_BASIC_EVENT "WeMo 基礎事件"
+#define D_WEMO_EVENT_SERVICE "WeMo 事件服務"
+#define D_WEMO_META_SERVICE "WeMo meta 服務"
+#define D_WEMO_SETUP "WeMo 設置"
+#define D_RESPONSE_SENT "發送請求"
+
+#define D_HUE "Hue"
+#define D_HUE_BRIDGE_SETUP "Hue 設置"
+#define D_HUE_API_NOT_IMPLEMENTED "Hue API 未實現"
+#define D_HUE_API "Hue API"
+#define D_HUE_POST_ARGS "Hue POST 參數"
+#define D_3_RESPONSE_PACKETS_SENT "3 請求包發送"
+
+// xdrv_05_domoticz.ino
+#define D_DOMOTICZ_PARAMETERS "Domoticz 設置"
+#define D_DOMOTICZ_IDX "Idx"
+#define D_DOMOTICZ_KEY_IDX "Key idx"
+#define D_DOMOTICZ_SWITCH_IDX "開關 idx"
+#define D_DOMOTICZ_SENSOR_IDX "傳感器 idx"
+ #define D_DOMOTICZ_TEMP "溫度"
+ #define D_DOMOTICZ_TEMP_HUM "溫度,濕度"
+ #define D_DOMOTICZ_TEMP_HUM_BARO "溫度,濕度,氣壓"
+ #define D_DOMOTICZ_POWER_ENERGY "功率,電量"
+ #define D_DOMOTICZ_ILLUMINANCE "照度"
+ #define D_DOMOTICZ_COUNT "數值"
+ #define D_DOMOTICZ_VOLTAGE "電壓"
+ #define D_DOMOTICZ_CURRENT "電流"
+ #define D_DOMOTICZ_AIRQUALITY "空氣品質"
+#define D_DOMOTICZ_UPDATE_TIMER "更新計時器"
+
+// xdrv_03_energy.ino
+#define D_ENERGY_TODAY "今日用電量"
+#define D_ENERGY_YESTERDAY "昨日用電量"
+#define D_ENERGY_TOTAL "總用電量"
+
+// xsns_05_ds18b20.ino
+#define D_SENSOR_BUSY "傳感器正忙"
+#define D_SENSOR_CRC_ERROR "傳感器 CRC 校驗錯誤"
+#define D_SENSORS_FOUND "發現傳感器"
+
+// xsns_06_dht.ino
+#define D_TIMEOUT_WAITING_FOR "等待超時"
+#define D_START_SIGNAL_LOW "開始低電平"
+#define D_START_SIGNAL_HIGH "開始高電平"
+#define D_PULSE "pulse"
+#define D_CHECKSUM_FAILURE "校驗失敗"
+
+// xsns_07_sht1x.ino
+#define D_SENSOR_DID_NOT_ACK_COMMAND "傳感器沒有確認命令"
+#define D_SHT1X_FOUND "發現 SHT1X 傳感器"
+
+// xsns_18_pms5003.ino
+#define D_STANDARD_CONCENTRATION "CF-1 PM" // Standard Particle CF-1 Particle Matter
+#define D_ENVIRONMENTAL_CONCENTRATION "PM" // Environmetal Particle Matter
+#define D_PARTICALS_BEYOND "顆粒物直徑大於"
+
+// sonoff_template.h
+#define D_SENSOR_NONE "None"
+#define D_SENSOR_DHT11 "DHT11"
+#define D_SENSOR_AM2301 "AM2301"
+#define D_SENSOR_SI7021 "SI7021"
+#define D_SENSOR_DS18X20 "DS18x20"
+#define D_SENSOR_I2C_SCL "I2C SCL"
+#define D_SENSOR_I2C_SDA "I2C SDA"
+#define D_SENSOR_WS2812 "WS2812"
+#define D_SENSOR_IRSEND "IRsend"
+#define D_SENSOR_SWITCH "Switch" // Suffix "1"
+#define D_SENSOR_BUTTON "Button" // Suffix "1"
+#define D_SENSOR_RELAY "Relay" // Suffix "1i"
+#define D_SENSOR_LED "Led" // Suffix "1i"
+#define D_SENSOR_PWM "PWM" // Suffix "1"
+#define D_SENSOR_COUNTER "Counter" // Suffix "1"
+#define D_SENSOR_IRRECV "IRrecv"
+#define D_SENSOR_MHZ_RX "MHZ Rx"
+#define D_SENSOR_MHZ_TX "MHZ Tx"
+#define D_SENSOR_PZEM_RX "PZEM Rx"
+#define D_SENSOR_PZEM_TX "PZEM Tx"
+#define D_SENSOR_SAIR_RX "SAir Rx"
+#define D_SENSOR_SAIR_TX "SAir Tx"
+#define D_SENSOR_SPI_CS "SPI CS"
+#define D_SENSOR_SPI_DC "SPI DC"
+#define D_SENSOR_BACKLIGHT "BkLight"
+#define D_SENSOR_PMS5003 "PMS5003"
+#define D_SENSOR_SDS0X1 "SDS0X1"
+
+// Units
+#define D_UNIT_AMPERE "安"
+#define D_UNIT_HOUR "時"
+#define D_UNIT_KILOOHM "千歐"
+#define D_UNIT_KILOWATTHOUR "千瓦時"
+#define D_UNIT_LUX "勒克斯"
+#define D_UNIT_MICROGRAM_PER_CUBIC_METER "微克/立方米"
+#define D_UNIT_MICROMETER "微米"
+#define D_UNIT_MICROSECOND "微秒"
+#define D_UNIT_MILLIAMPERE "毫安"
+#define D_UNIT_MILLISECOND "毫秒"
+#define D_UNIT_MINUTE "分"
+#define D_UNIT_PARTS_PER_DECILITER "每分升"
+#define D_UNIT_PARTS_PER_MILLION "ppm"
+#define D_UNIT_PRESSURE "百帕"
+#define D_UNIT_SECOND "秒"
+#define D_UNIT_SECTORS "扇區"
+#define D_UNIT_VOLT "伏"
+#define D_UNIT_WATT "瓦"
+#define D_UNIT_WATTHOUR "瓦時"
+
+// Log message prefix
+#define D_LOG_APPLICATION "APP: " // Application
+#define D_LOG_BRIDGE "BRG: " // Bridge
+#define D_LOG_CONFIG "CFG: " // Settings
+#define D_LOG_COMMAND "CMD: " // Command
+#define D_LOG_DEBUG "DBG: " // Debug
+#define D_LOG_DHT "DHT: " // DHT sensor
+#define D_LOG_DOMOTICZ "DOM: " // Domoticz
+#define D_LOG_DSB "DSB: " // DS18xB20 sensor
+#define D_LOG_HTTP "HTP: " // HTTP webserver
+#define D_LOG_I2C "I2C: " // I2C
+#define D_LOG_IRR "IRR: " // Infra Red Received
+#define D_LOG_LOG "LOG: " // Logging
+#define D_LOG_MODULE "MOD: " // Module
+#define D_LOG_MDNS "DNS: " // mDNS
+#define D_LOG_MQTT "MQT: " // MQTT
+#define D_LOG_OTHER "OTH: " // Other
+#define D_LOG_RESULT "RSL: " // Result
+#define D_LOG_RFR "RFR: " // RF Received
+#define D_LOG_SERIAL "SER: " // Serial
+#define D_LOG_SHT1 "SHT: " // SHT1x sensor
+#define D_LOG_UPLOAD "UPL: " // Upload
+#define D_LOG_UPNP "UPP: " // UPnP
+#define D_LOG_WIFI "WIF: " // Wifi
+
+#endif // _LANGUAGE_ZH_TW_H_
diff --git a/sonoff/user_config.h b/sonoff/user_config.h
index f5f7acdc7..15cfb6fbf 100644
--- a/sonoff/user_config.h
+++ b/sonoff/user_config.h
@@ -29,6 +29,7 @@
\*********************************************************************************************/
// -- Localization --------------------------------
+//#define MY_LANGUAGE cz-CZ // Czech without fonetick in Czech
//#define MY_LANGUAGE de-DE // German in Germany
//#define MY_LANGUAGE en-GB // English in Great Britain. Enabled by Default
//#define MY_LANGUAGE es-AR // Spanish in Argentina
@@ -40,6 +41,7 @@
//#define MY_LANGUAGE pt-PT // Portuguese in Portugal
//#define MY_LANGUAGE ru-RU // Russian in Russia
//#define MY_LANGUAGE zh-CN // Chinese (Simplified) in China
+//#define MY_LANGUAGE zh-TW // Chinese (Traditional) in Taiwan
// -- Project -------------------------------------
#define PROJECT "sonoff" // PROJECT is used as the default topic delimiter and OTA file name