diff --git a/radio/src/gui/480x272/radio_sdmanager.cpp b/radio/src/gui/480x272/radio_sdmanager.cpp
index 2fe3aba41..efcdee227 100644
--- a/radio/src/gui/480x272/radio_sdmanager.cpp
+++ b/radio/src/gui/480x272/radio_sdmanager.cpp
@@ -23,13 +23,18 @@
 #include "opentx.h"
 #include "storage/modelslist.h"
 
-#define REFRESH_FILES()        do { reusableBuffer.sdManager.offset = 65535; currentBitmapIndex = -1; } while (0)
 #define NODE_TYPE(fname)       fname[SD_SCREEN_FILE_LENGTH+1]
 #define IS_DIRECTORY(fname)    ((bool)(!NODE_TYPE(fname)))
 #define IS_FILE(fname)         ((bool)(NODE_TYPE(fname)))
 
 int currentBitmapIndex = 0;
-BitmapBuffer * currentBitmap = NULL;
+BitmapBuffer * currentBitmap = nullptr;
+
+inline void REFRESH_FILES()
+{
+  reusableBuffer.sdManager.offset = 65535;
+  currentBitmapIndex = -1;
+}
 
 bool menuRadioSdManagerInfo(event_t event)
 {
@@ -181,11 +186,15 @@ bool menuRadioSdManager(event_t _event)
   event_t event = (EVT_KEY_MASK(_event) == KEY_ENTER ? 0 : _event);
   SIMPLE_MENU(SD_IS_HC() ? STR_SDHC_CARD : STR_SD_CARD, RADIO_ICONS, menuTabGeneral, MENU_RADIO_SD_MANAGER, reusableBuffer.sdManager.count);
 
-  int index = menuVerticalPosition-menuVerticalOffset;
+  int index = menuVerticalPosition - menuVerticalOffset;
 
   switch(_event) {
     case EVT_ENTRY:
       f_chdir(ROOT_PATH);
+      // no break;
+
+    case EVT_ENTRY_UP:
+    case EVT_REFRESH:
       REFRESH_FILES();
       break;
 
@@ -298,23 +307,19 @@ bool menuRadioSdManager(event_t _event)
     FILINFO fno;
     DIR dir;
 
-    if (menuVerticalOffset == 0) {
-      reusableBuffer.sdManager.offset = 0;
-      memset(reusableBuffer.sdManager.lines, 0, sizeof(reusableBuffer.sdManager.lines));
-    }
-    else if (menuVerticalOffset == reusableBuffer.sdManager.count-NUM_BODY_LINES) {
-      reusableBuffer.sdManager.offset = menuVerticalOffset;
-      memset(reusableBuffer.sdManager.lines, 0, sizeof(reusableBuffer.sdManager.lines));
-    }
-    else if (menuVerticalOffset > reusableBuffer.sdManager.offset) {
+    if (menuVerticalOffset == reusableBuffer.sdManager.offset + 1) {
       memmove(reusableBuffer.sdManager.lines[0], reusableBuffer.sdManager.lines[1], (NUM_BODY_LINES-1)*sizeof(reusableBuffer.sdManager.lines[0]));
       memset(reusableBuffer.sdManager.lines[NUM_BODY_LINES-1], 0xff, SD_SCREEN_FILE_LENGTH);
       NODE_TYPE(reusableBuffer.sdManager.lines[NUM_BODY_LINES-1]) = 1;
     }
-    else {
+    else if (menuVerticalOffset == reusableBuffer.sdManager.offset - 1) {
       memmove(reusableBuffer.sdManager.lines[1], reusableBuffer.sdManager.lines[0], (NUM_BODY_LINES-1)*sizeof(reusableBuffer.sdManager.lines[0]));
       memset(reusableBuffer.sdManager.lines[0], 0, sizeof(reusableBuffer.sdManager.lines[0]));
     }
+    else {
+      reusableBuffer.sdManager.offset = menuVerticalOffset;
+      memset(reusableBuffer.sdManager.lines, 0, sizeof(reusableBuffer.sdManager.lines));
+    }
 
     reusableBuffer.sdManager.count = 0;
 
diff --git a/radio/src/gui/480x272/view_text.cpp b/radio/src/gui/480x272/view_text.cpp
index b4aee0f8e..6afd7534c 100644
--- a/radio/src/gui/480x272/view_text.cpp
+++ b/radio/src/gui/480x272/view_text.cpp
@@ -24,7 +24,7 @@ bool menuTextView(event_t event)
 {
   static int lines_count;
 
-  drawMenuTemplate(STR_TEXT_VIEWER, ICON_OPENTX);
+  drawMenuTemplate(STR_TEXT_VIEWER, ICON_OPENTX, nullptr, OPTION_MENU_NO_SCROLLBAR);
 
   switch (event) {
     case EVT_ENTRY:
@@ -42,7 +42,7 @@ bool menuTextView(event_t event)
       break;
 
     case EVT_ROTARY_RIGHT:
-      if (menuVerticalOffset+NUM_BODY_LINES >= lines_count)
+      if (menuVerticalOffset + NUM_BODY_LINES >= lines_count)
         break;
       else
         ++menuVerticalOffset;
diff --git a/radio/src/gui/480x272/widgets.cpp b/radio/src/gui/480x272/widgets.cpp
index 0e1dd5416..e33a09904 100644
--- a/radio/src/gui/480x272/widgets.cpp
+++ b/radio/src/gui/480x272/widgets.cpp
@@ -177,7 +177,7 @@ void drawMenuTemplate(const char * title, uint8_t icon, const uint8_t * icons, u
   lcdDrawSolidFilledRect(0, bodyTop, LCD_W, bodyBottom-bodyTop, TEXT_BGCOLOR);
 
   // Scrollbar
-  if (!(options & OPTION_MENU_NO_SCROLLBAR) && linesCount>linesDisplayed) {
+  if (!(options & OPTION_MENU_NO_SCROLLBAR) && linesCount > linesDisplayed) {
     drawVerticalScrollbar(DEFAULT_SCROLLBAR_X, bodyTop+3, bodyBottom-bodyTop-6, menuVerticalOffset, linesCount, linesDisplayed);
   }
 }
diff --git a/radio/src/gui/common/stdlcd/radio_sdmanager.cpp b/radio/src/gui/common/stdlcd/radio_sdmanager.cpp
index 6b7fc5e3a..797717314 100644
--- a/radio/src/gui/common/stdlcd/radio_sdmanager.cpp
+++ b/radio/src/gui/common/stdlcd/radio_sdmanager.cpp
@@ -21,11 +21,15 @@
 #include "opentx.h"
 #include "io/frsky_firmware_update.h"
 
-#define REFRESH_FILES()        do { reusableBuffer.sdManager.offset = 65535; menuVerticalPosition = 0; } while(0)
 #define NODE_TYPE(fname)       fname[SD_SCREEN_FILE_LENGTH+1]
 #define IS_DIRECTORY(fname)    ((bool)(!NODE_TYPE(fname)))
 #define IS_FILE(fname)         ((bool)(NODE_TYPE(fname)))
 
+inline void REFRESH_FILES()
+{
+  reusableBuffer.sdManager.offset = 65535;
+}
+
 void menuRadioSdManagerInfo(event_t event)
 {
   SIMPLE_SUBMENU(STR_SD_INFO_TITLE, 1);
@@ -288,7 +292,7 @@ void menuRadioSdManager(event_t _event)
       break;
 
     case EVT_ENTRY_UP:
-      menuVerticalOffset = reusableBuffer.sdManager.offset;
+      REFRESH_FILES();
       break;
 
 #if defined(PCBX9) || defined(RADIO_X7) // TODO NO_MENU_KEY
@@ -421,23 +425,19 @@ void menuRadioSdManager(event_t _event)
       FILINFO fno;
       DIR dir;
 
-      if (menuVerticalOffset == 0) {
-        reusableBuffer.sdManager.offset = 0;
-        memset(reusableBuffer.sdManager.lines, 0, sizeof(reusableBuffer.sdManager.lines));
-      }
-      else if (menuVerticalOffset == reusableBuffer.sdManager.count-NUM_BODY_LINES) {
-        reusableBuffer.sdManager.offset = menuVerticalOffset;
-        memset(reusableBuffer.sdManager.lines, 0, sizeof(reusableBuffer.sdManager.lines));
-      }
-      else if (menuVerticalOffset > reusableBuffer.sdManager.offset) {
+      if (menuVerticalOffset == reusableBuffer.sdManager.offset + 1) {
         memmove(reusableBuffer.sdManager.lines[0], reusableBuffer.sdManager.lines[1], (NUM_BODY_LINES-1)*sizeof(reusableBuffer.sdManager.lines[0]));
         memset(reusableBuffer.sdManager.lines[NUM_BODY_LINES-1], 0xff, SD_SCREEN_FILE_LENGTH);
         NODE_TYPE(reusableBuffer.sdManager.lines[NUM_BODY_LINES-1]) = 1;
       }
-      else {
+      else if (menuVerticalOffset == reusableBuffer.sdManager.offset - 1) {
         memmove(reusableBuffer.sdManager.lines[1], reusableBuffer.sdManager.lines[0], (NUM_BODY_LINES-1)*sizeof(reusableBuffer.sdManager.lines[0]));
         memset(reusableBuffer.sdManager.lines[0], 0, sizeof(reusableBuffer.sdManager.lines[0]));
       }
+      else {
+        reusableBuffer.sdManager.offset = menuVerticalOffset;
+        memset(reusableBuffer.sdManager.lines, 0, sizeof(reusableBuffer.sdManager.lines));
+      }
 
       reusableBuffer.sdManager.count = 0;