diff --git a/Firmware/Configuration.h b/Firmware/Configuration.h
index aa40af0e281a..92de22bcbf78 100644
--- a/Firmware/Configuration.h
+++ b/Firmware/Configuration.h
@@ -18,7 +18,7 @@ extern const char _sPrinterMmuName[] PROGMEM;
 #define FW_MINOR 13
 #define FW_REVISION 0
 #define FW_FLAVOR ALPHA      //uncomment if DEBUG, DEVEL, ALPHA, BETA or RC
-#define FW_FLAVERSION 1     //uncomment if FW_FLAVOR is defined and versioning is needed.
+#define FW_FLAVERSION 1     //uncomment if FW_FLAVOR is defined and versioning is needed. Limited to max 8.
 #ifndef FW_FLAVOR
     #define FW_VERSION STR(FW_MAJOR) "." STR(FW_MINOR) "." STR(FW_REVISION)
 #else
diff --git a/Firmware/util.cpp b/Firmware/util.cpp
index 1ff2a2ed7011..f35091e37e20 100644
--- a/Firmware/util.cpp
+++ b/Firmware/util.cpp
@@ -366,39 +366,39 @@ uint8_t mCompareValue(uint16_t nX, uint16_t nY) {
 }
 
 void fw_version_check(const char *pVersion) {
-    uint16_t aVersion[4];
-    uint8_t nCompareValueResult;
-
     if (oCheckVersion == ClCheckVersion::_None)
         return;
+
+    uint16_t aVersion[4];
+    uint8_t nCompareValueResult;
     parse_version(pVersion, aVersion);
     nCompareValueResult = mCompareValue(aVersion[0], eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_MAJOR)) << 6;
     nCompareValueResult += mCompareValue(aVersion[1], eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_MINOR)) << 4;
     nCompareValueResult += mCompareValue(aVersion[2], eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_REVISION)) << 2;
     nCompareValueResult += mCompareValue(aVersion[3], eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_FLAVOR));
-    if (nCompareValueResult == COMPARE_VALUE_EQUAL)
+    if (nCompareValueResult <= COMPARE_VALUE_EQUAL)
         return;
-    if ((nCompareValueResult < COMPARE_VALUE_EQUAL) && oCheckVersion == ClCheckVersion::_Warn)
-        return;
-//    SERIAL_ECHO_START;
-//    SERIAL_ECHOLNPGM("Printer FW version differs from the G-code ...");
-//    SERIAL_ECHOPGM("actual  : ");
-//    SERIAL_ECHO(eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_MAJOR));
-//    SERIAL_ECHO('.');
-//    SERIAL_ECHO(eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_MINOR));
-//    SERIAL_ECHO('.');
-//    SERIAL_ECHO(eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_REVISION));
-//    SERIAL_ECHO('.');
-//    SERIAL_ECHO(eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_FLAVOR));
-//    SERIAL_ECHOPGM("\nexpected: ");
-//    SERIAL_ECHO(aVersion[0]);
-//    SERIAL_ECHO('.');
-//    SERIAL_ECHO(aVersion[1]);
-//    SERIAL_ECHO('.');
-//    SERIAL_ECHO(aVersion[2]);
-//    SERIAL_ECHO('.');
-//    SERIAL_ECHOLN(aVersion[3]);
 
+/*
+    SERIAL_ECHO_START;
+    SERIAL_ECHOLNPGM("Printer FW version differs from the G-code ...");
+    SERIAL_ECHOPGM("actual  : ");
+    SERIAL_ECHO(eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_MAJOR));
+    SERIAL_ECHO('.');
+    SERIAL_ECHO(eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_MINOR));
+    SERIAL_ECHO('.');
+    SERIAL_ECHO(eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_REVISION));
+    SERIAL_ECHO('.');
+    SERIAL_ECHO(eeprom_read_word((uint16_t *)EEPROM_FIRMWARE_VERSION_FLAVOR));
+    SERIAL_ECHOPGM("\nexpected: ");
+    SERIAL_ECHO(aVersion[0]);
+    SERIAL_ECHO('.');
+    SERIAL_ECHO(aVersion[1]);
+    SERIAL_ECHO('.');
+    SERIAL_ECHO(aVersion[2]);
+    SERIAL_ECHO('.');
+    SERIAL_ECHOLN(aVersion[3]);
+*/
     switch (oCheckVersion) {
     case ClCheckVersion::_Warn:
         //          lcd_show_fullscreen_message_and_wait_P(_i("Printer FW version differs from the G-code. Continue?"));
@@ -421,10 +421,9 @@ void fw_version_check(const char *pVersion) {
 void gcode_level_check(uint16_t nGcodeLevel) {
     if (oCheckGcode == ClCheckGcode::_None)
         return;
-    if (nGcodeLevel == (uint16_t)GCODE_LEVEL)
-        return;
-    if ((nGcodeLevel < (uint16_t)GCODE_LEVEL) && (oCheckGcode == ClCheckGcode::_Warn))
+    if (nGcodeLevel <= (uint16_t)GCODE_LEVEL)
         return;
+
     // SERIAL_ECHO_START;
     // SERIAL_ECHOLNPGM("Printer G-code level differs from the G-code ...");
     // SERIAL_ECHOPGM("actual  : ");
diff --git a/Firmware/util.h b/Firmware/util.h
index a630203e1420..c2732b04e55f 100644
--- a/Firmware/util.h
+++ b/Firmware/util.h
@@ -4,12 +4,16 @@
 extern const char* FW_VERSION_STR_P();
 
 // Definition of a firmware flavor numerical values.
+// To keep it short as possible
+// DEVs/ALPHAs/BETAs limited to max 8 flavor versions
+// RCs limited to 32 flavor versions
+// Final Release always 64 as highest
 enum FirmwareRevisionFlavorType : uint16_t {
-    FIRMWARE_REVISION_RELEASED = 0,
-    FIRMWARE_REVISION_DEV = 0x0100,
-    FIRMWARE_REVISION_ALPHA = 0x0200,
-    FIRMWARE_REVISION_BETA = 0x0300,
-    FIRMWARE_REVISION_RC = 0x0400
+    FIRMWARE_REVISION_RELEASED = 0x0040,
+    FIRMWARE_REVISION_DEV = 0x0000,
+    FIRMWARE_REVISION_ALPHA = 0x008,
+    FIRMWARE_REVISION_BETA = 0x0010,
+    FIRMWARE_REVISION_RC = 0x0020
 };
 
 extern bool show_upgrade_dialog_if_version_newer(const char *version_string);