diff --git a/src/hasp_gui.cpp b/src/hasp_gui.cpp
index a3f7e970..ea72bb8a 100644
--- a/src/hasp_gui.cpp
+++ b/src/hasp_gui.cpp
@@ -101,51 +101,57 @@ static inline void gui_init_lvgl()
     lv_log_register_print_cb(debugLvglLogEvent);
 #endif
 
-    static lv_color_t *guiVdbBuffer1, *guiVdbBuffer2 = NULL;
-
     /* Create the Virtual Device Buffers */
-#if defined(ARDUINO_ARCH_ESP32)
+    // #if defined(ARDUINO_ARCH_ESP32)
+    //
+    // #ifdef USE_DMA_TO_TFT
+    //     // DMA: len must be less than 32767
+    //     const size_t guiVDBsize = 15 * 1024u; // 30 KBytes
+    //     guiVdbBuffer1           = (lv_color_t*)heap_caps_calloc(guiVDBsize, sizeof(lv_color_t), MALLOC_CAP_DMA);
+    //     // guiVdbBuffer2 = (lv_color_t *)heap_caps_malloc(sizeof(lv_color_t) * guiVDBsize,   MALLOC_CAP_DMA);
+    //     // lv_disp_buf_init(&disp_buf, guiVdbBuffer1, guiVdbBuffer2, guiVDBsize);
+    // #else
+    //     const size_t guiVDBsize = 8 * 1024u; // 32 KBytes
 
-#ifdef USE_DMA_TO_TFT
-    // DMA: len must be less than 32767
-    const size_t guiVDBsize = 15 * 1024u; // 30 KBytes
-    guiVdbBuffer1           = (lv_color_t*)heap_caps_calloc(guiVDBsize, sizeof(lv_color_t), MALLOC_CAP_DMA);
-    // guiVdbBuffer2 = (lv_color_t *)heap_caps_malloc(sizeof(lv_color_t) * guiVDBsize,   MALLOC_CAP_DMA);
-    // lv_disp_buf_init(&disp_buf, guiVdbBuffer1, guiVdbBuffer2, guiVDBsize);
-#else
-    const size_t guiVDBsize = 16 * 1024u; // 32 KBytes
+    //     if(0 && psramFound()) {
+    //         guiVdbBuffer1 = (lv_color_t*)ps_calloc(guiVDBsize, sizeof(lv_color_t)); // too slow for VDB
+    //     } else {
+    //         guiVdbBuffer1 = (lv_color_t*)calloc(guiVDBsize, sizeof(lv_color_t));
+    //     }
 
-    if(0 && psramFound()) {
-        guiVdbBuffer1 = (lv_color_t*)ps_calloc(guiVDBsize, sizeof(lv_color_t)); // too slow for VDB
-    } else {
-        guiVdbBuffer1 = (lv_color_t*)calloc(guiVDBsize, sizeof(lv_color_t));
-    }
+    // #endif
 
-#endif
+    //     // static lv_color_t * guiVdbBuffer2 = (lv_color_t *)malloc(sizeof(lv_color_t) * guiVDBsize);
+    //     // lv_disp_buf_init(&disp_buf, guiVdbBuffer1, guiVdbBuffer2, guiVDBsize);
 
-    // static lv_color_t * guiVdbBuffer2 = (lv_color_t *)malloc(sizeof(lv_color_t) * guiVDBsize);
-    // lv_disp_buf_init(&disp_buf, guiVdbBuffer1, guiVdbBuffer2, guiVDBsize);
+    // #elif defined(ARDUINO_ARCH_ESP8266)
+    //     /* allocate on heap */
+    //     // static lv_color_t guiVdbBuffer1[2 * 512u]; // 4 KBytes
+    //     // size_t guiVDBsize = sizeof(guiVdbBuffer1) / sizeof(guiVdbBuffer1[0]);
+    //     // lv_disp_buf_init(&disp_buf, guiVdbBuffer1, NULL, guiVDBsize);
 
-#elif defined(ARDUINO_ARCH_ESP8266)
-    /* allocate on heap */
-    // static lv_color_t guiVdbBuffer1[2 * 512u]; // 4 KBytes
-    // size_t guiVDBsize = sizeof(guiVdbBuffer1) / sizeof(guiVdbBuffer1[0]);
-    // lv_disp_buf_init(&disp_buf, guiVdbBuffer1, NULL, guiVDBsize);
+    //     const size_t guiVDBsize = 2 * 512u; // 4 KBytes * 2
+    //     guiVdbBuffer1           = (lv_color_t*)malloc(sizeof(lv_color_t) * guiVDBsize);
 
-    const size_t guiVDBsize = 2 * 512u; // 4 KBytes * 2
-    guiVdbBuffer1           = (lv_color_t*)malloc(sizeof(lv_color_t) * guiVDBsize);
+    // #elif defined(WINDOWS) || defined(POSIX)
+    //     const size_t guiVDBsize = LV_HOR_RES_MAX * 10;
+    //     //  static lv_color_t guiVdbBuffer1[guiVDBsize]; /*Declare a buffer for 10 lines*/
+    //     guiVdbBuffer1 = (lv_color_t*)calloc(guiVDBsize, sizeof(lv_color_t));
 
-#elif defined(WINDOWS) || defined(POSIX)
-    const size_t guiVDBsize = LV_HOR_RES_MAX * 10;
-    //  static lv_color_t guiVdbBuffer1[guiVDBsize]; /*Declare a buffer for 10 lines*/
-    guiVdbBuffer1 = (lv_color_t*)calloc(guiVDBsize, sizeof(lv_color_t));
+    // #else
+    //     static lv_color_t guiVdbBuffer1[16 * 512u]; // 16 KBytes
+    //     // static lv_color_t guiVdbBuffer2[16 * 512u]; // 16 KBytes
+    //     size_t guiVDBsize = sizeof(guiVdbBuffer1) / sizeof(guiVdbBuffer1[0]);
+    //     // lv_disp_buf_init(&disp_buf, guiVdbBuffer1, guiVdbBuffer2, guiVDBsize);
+    // #endif
 
-#else
-    static lv_color_t guiVdbBuffer1[16 * 512u]; // 16 KBytes
-    // static lv_color_t guiVdbBuffer2[16 * 512u]; // 16 KBytes
-    size_t guiVDBsize = sizeof(guiVdbBuffer1) / sizeof(guiVdbBuffer1[0]);
-    // lv_disp_buf_init(&disp_buf, guiVdbBuffer1, guiVdbBuffer2, guiVDBsize);
-#endif
+    /* Dynamic VDB allocation */
+    const size_t guiVDBsize          = LV_VDB_SIZE / 2;
+    static lv_color_t* guiVdbBuffer1 = (lv_color_t*)malloc(sizeof(lv_color_t) * guiVDBsize);
+
+    /* Static VDB allocation */
+    // static lv_color_t guiVdbBuffer1[LV_VDB_SIZE * 512u];
+    // const size_t guiVDBsize = sizeof(guiVdbBuffer1) / sizeof(lv_color_t);
 
     /* Initialize VDB */
     if(guiVdbBuffer1 && guiVDBsize > 0) {
@@ -238,7 +244,7 @@ static inline void gui_init_images()
 #endif
 
 #if defined(ARDUINO_ARCH_ESP32)
-    if(psramFound()) lv_img_cache_set_size(LV_IMG_CACHE_DEF_SIZE_PSRAM);
+    if(hasp_use_psram()) lv_img_cache_set_size(LV_IMG_CACHE_DEF_SIZE_PSRAM);
 #endif
 }
 
@@ -248,7 +254,7 @@ static inline void gui_init_freetype()
 // #ifdef 1 || USE_LVGL_FREETYPE
 #if defined(ARDUINO_ARCH_ESP32)
     if(lv_freetype_init(USE_LVGL_FREETYPE_MAX_FACES, USE_LVGL_FREETYPE_MAX_SIZES,
-                        psramFound() ? USE_LVGL_FREETYPE_MAX_BYTES_PSRAM : USE_LVGL_FREETYPE_MAX_BYTES)) {
+                        hasp_use_psram() ? USE_LVGL_FREETYPE_MAX_BYTES_PSRAM : USE_LVGL_FREETYPE_MAX_BYTES)) {
         LOG_VERBOSE(TAG_FONT, F("FreeType v%d.%d.%d " D_SERVICE_STARTED), FREETYPE_MAJOR, FREETYPE_MINOR,
                     FREETYPE_PATCH);
     } else {