Updating to recent Appearances and Config Changes (#13959)

source/_docs/authentication.markdown

@@ -24,15 +24,13 @@ For the moment, other user accounts will have the same access as the owner accou
 
 ### Your Account Profile
 
-Once you're logged in, you can see the details of your account at the _Profile_ page by clicking on the circular badge next to the Home Assistant title in the sidebar. 
+Once you're logged in, you can see the details of your account at the _Profile_ page by clicking on the circular at the very bottom of the sidebar. 
 
 <img src='/images/docs/authentication/profile.png' alt='Screenshot of the profile page' style='border: 0;box-shadow: none;'>
 
 You can:
 
-* Change the language you prefer Home Assistant to use.
-* Change your password. 
-* Select the [theme](/integrations/frontend/#defining-themes) for the interface of Home Assistant.
+* Change your password.
 * Enable or disable [multi-factor authentication](/docs/authentication/multi-factor-auth/).
 * Delete _Refresh Tokens_. These are created when you log in from a device. Delete them if you want to force the device to log out.
 * Create [Long Lived Access Tokens](https://developers.home-assistant.io/docs/en/auth_api.html#long-lived-access-token) so scripts can securely interact with Home Assistant. 

source/_docs/tools/dev-tools.markdown

@@ -84,9 +84,3 @@ It has two sections, code goes on the left hand side, and the output is shown on
 It is a good practice to test the template code in the template editor prior to putting it in automations and scripts.
 
 For more information about jinja2, visit [jinja2 documentation](http://jinja.pocoo.org/docs/dev/templates/), and also read templating document [here](/topics/templating/)
-
-## MQTT
-
-This section is only visible if the MQTT integration is configured. To configure MQTT, add `mqtt:` to the `configuration.yaml` file. For more information, refer to the [MQTT](/integrations/mqtt/) integration.
-
-Even though MQTT in general provides deeper functionality, the developer tools section of MQTT is limited to publishing messages to a given topic. It supports templates for the payload. To publish a message, simply specify the topic name and the payload and click “PUBLISH” button.

source/getting-started/presence-detection.markdown

@@ -26,7 +26,7 @@ During the setup of Home Assistant Companion on your mobile device, the app will
 
 <img src='/images/screenshots/badges-zone.png' style='float: right; margin-left: 8px; height: 100px;'>
 
-Zones allow you to name areas on a map. These areas can then be used to name the location a tracked user is, or use entering/leaving a zone as an automation [trigger] or [condition]. Zones can be set up from the integration page in the configurations screen.
+Zones allow you to name areas on a map. These areas can then be used to name the location a tracked user is, or use entering/leaving a zone as an automation [trigger] or [condition]. Zones can be set up from configuration screen.
 
 <div class='note'>
 The map view will hide all devices that are home.