diff --git a/MK404-build.sh b/MK404-build.sh
index 30f7eb61..d73857ff 100755
--- a/MK404-build.sh
+++ b/MK404-build.sh
@@ -10,7 +10,7 @@
 # 3. Install latest updates with 'sudo apt-get upgrade'
 # 
 #
-# Version: 1.0.0-Build_14
+# Version: 1.0.0-Build_15
 # Change log:
 # 11 Feb 2021, 3d-gussner, Inital
 # 11 Feb 2021, 3d-gussner, Optional flags to check for updates
@@ -22,8 +22,9 @@
 # 18 Jun 2021, 3d-gussner, Added -g 3 and 4 for more details extrusion lines
 # 18 Jun 2021, 3d-gussner, Check for updates is default. Fix update if internet connection is lost.
 # 21 Jun 2021, 3d-gussner, Change board_flash argument to 'y' and firmware_version to 'f'
-# 25 Jan 2021, 3d-gussner, Allow upper and lower case in selection
+# 25 Jan 2022, 3d-gussner, Allow upper and lower case in selection
 #                          Add update option to release OR devel
+# 01 Jul 2022, 3d-gussner, Limit atmegaMK404 boards mem to 8,16,32
 
 #### Start: Failures
 failures()
@@ -35,7 +36,7 @@ case "$1" in
     4) echo "$(tput setaf 1)Some packages are missing please install these!$(tput sgr0)" ; exit 4 ;;
     5) echo "$(tput setaf 1)Wrong printer chosen.$(tput sgr0) Following Printers are supported: MK25, MK25S, MK3 and MK3S" ; exit 5 ;;
     6) echo "$(tput setaf 1)Unsupported board flash size chosen.$(tput sgr0) Only '256', '384', '512', '1024' and '32M' are allowed." ; exit 6 ;;
-    7) echo "$(tput setaf 1)Unsupported board mem size chosen.$(tput sgr0) Only '8', '16', '32' and '64' are allowed." ; exit 7 ;;
+    7) echo "$(tput setaf 1)Unsupported board mem size chosen.$(tput sgr0) Only '8', '16' and '32' are allowed." ; exit 7 ;;
     8) echo "$(tput setaf 1)No firmware version file selected!$(tput sgr0)" ; echo "Add argument -f with path and hex filename to start MK404" ; exit 8 ;;
     9) echo "$(tput setaf 1)Tried to determine MK404 printer from hex file, but failed!$(tput sgr0)" ; "Add argument -p with 'MK25', 'MK25S', 'MK3' or 'MK3S' to start MK404" ; exit 9 ;;
     10) echo "$(tput setaf 1)Missing printer$(tput sgr0)" ; exit 10 ;;
@@ -76,7 +77,7 @@ while getopts c:f:g:m:n:p:u:x:y:?h flag
 # '?' 'h' argument usage and help
 if [ "$help_flag" == "1" ] ; then
 echo "***************************************"
-echo "* MK404-build.sh Version: 1.0.0-Build_14 *"
+echo "* MK404-build.sh Version: 1.0.0-Build_15 *"
 echo "***************************************"
 echo "Arguments:"
 echo "$(tput setaf 2)-c$(tput sgr0) Check for update"
@@ -101,7 +102,7 @@ echo "  -m : '$(tput setaf 2)0$(tput sgr0)' no, '$(tput setaf 2)1$(tput sgr0)' y
 echo "  -n : '$(tput setaf 2)0$(tput sgr0)' no, '$(tput setaf 2)1$(tput sgr0)' yes"
 echo "  -p : '$(tput setaf 2)MK25$(tput sgr0)', '$(tput setaf 2)MK25S$(tput sgr0)', '$(tput setaf 2)MK3$(tput sgr0)' or '$(tput setaf 2)MK3S$(tput sgr0)'"
 echo "  -u : '$(tput setaf 2)0$(tput sgr0)' no, '$(tput setaf 2)1$(tput sgr0)' release ', '$(tput setaf 2)2$(tput sgr0)' devel '"
-echo "  -x : '$(tput setaf 2)8$(tput sgr0)',$(tput setaf 2)16$(tput sgr0)',$(tput setaf 2)32$(tput sgr0)' or '$(tput setaf 2)64$(tput sgr0)' Kb."
+echo "  -x : '$(tput setaf 2)8$(tput sgr0)',$(tput setaf 2)16$(tput sgr0)' or $(tput setaf 2)32$(tput sgr0)' Kb."
 echo "  -y : '$(tput setaf 2)256$(tput sgr0)','$(tput setaf 2)384$(tput sgr0)','$(tput setaf 2)512$(tput sgr0)','$(tput setaf 2)1024$(tput sgr0)''$(tput setaf 2)32M$(tput sgr0)'"
 echo
 echo "Example:"
@@ -160,9 +161,6 @@ if [ ! -z "$board_mem_flag" ] ; then
     elif [ "$board_mem_flag" == "32" ] ; then
         BOARD_MEM="0x7DFF"
         echo "Board mem size   :    $board_mem_flag Kb, $BOARD_MEM (hex)"
-    elif [ "$board_mem_flag" == "64" ] ; then
-        BOARD_MEM="0xFFFF"
-        echo "Board mem size   :    $board_mem_flag Kb, $BOARD_MEM (hex)"
     else
         failures 7
     fi
diff --git a/PF-build.sh b/PF-build.sh
index d94ca3a7..5933a35c 100755
--- a/PF-build.sh
+++ b/PF-build.sh
@@ -56,7 +56,7 @@
 #   Some may argue that this is only used by a script, BUT as soon someone accidentally or on purpose starts Arduino IDE
 #   it will use the default Arduino IDE folders and so can corrupt the build environment.
 #
-# Version: 2.0.2-Build_69
+# Version: 2.0.2-Build_74
 # Change log:
 # 12 Jan 2019, 3d-gussner, Fixed "compiler.c.elf.flags=-w -Os -Wl,-u,vfprintf -lprintf_flt -lm -Wl,--gc-sections" in 'platform.txt'
 # 16 Jan 2019, 3d-gussner, Build_2, Added development check to modify 'Configuration.h' to prevent unwanted LCD messages that Firmware is unknown
@@ -177,8 +177,9 @@
 #                          Fix DEV_STATUS to set correctly on RC/BETA/ALPHA/DEVEL
 #                          Fix atmegaMK404 Board mem and flash modifications
 #                          Limit atmegaMK404 boards mem to 8,16,32
-# 20 Jun 2022, 3d-gussner, Change to Ardunio_boards v 1.0.5-1
-
+# 20 Jun 2022, 3d-gussner, Change to Ardunio_boards v1.0.5-1
+# 20 Jun 2022, wavexx    , New PO-based language translation support
+# 20 Jun 2022, 3d-gussner, fix Mk2.5/S zip after change PO-based language translation support
 
 SCRIPT_PATH="$( cd "$(dirname "$0")" ; pwd -P )"
 export SRCDIR=$SCRIPT_PATH
@@ -235,7 +236,7 @@ while getopts b:c:d:g:h:i:j:l:m:n:o:p:v:x:y:?h flag
 # '?' 'h' argument usage and help
 if [ "$help_flag" == "1" ] ; then
 echo "***************************************"
-echo "* PF-build.sh Version: 2.0.2-Build_69 *"
+echo "* PF-build.sh Version: 2.0.2-Build_74 *"
 echo "***************************************"
 echo "Arguments:"
 echo "$(tput setaf 2)-b$(tput sgr0) Build/commit number"
@@ -261,7 +262,7 @@ echo "  -b : '$(tput setaf 2)Auto$(tput sgr0)' needs git or a number"
 echo "  -c : '$(tput setaf 2)0$(tput sgr0)' clean up, '$(tput setaf 2)1$(tput sgr0)' keep"
 echo "  -d : '$(tput setaf 2)GOLD$(tput sgr0)', '$(tput setaf 2)RC$(tput sgr0)', '$(tput setaf 2)BETA$(tput sgr0)', '$(tput setaf 2)ALPHA$(tput sgr0)', '$(tput setaf 2)DEBUG$(tput sgr0)', '$(tput setaf 2)DEVEL$(tput sgr0)' and '$(tput setaf 2)UNKNOWN$(tput sgr0)'"
 echo "  -g : '$(tput setaf 2)0$(tput sgr0)' no '$(tput setaf 2)1$(tput sgr0)' lite '$(tput setaf 2)2$(tput sgr0)' fancy  '$(tput setaf 2)3$(tput sgr0)' lite  with Quad_HR '$(tput setaf 2)4$(tput sgr0)' fancy with Quad_HR"
-echo "  -i : '$(tput setaf 2)1.8.5$(tput sgr0)', '$(tput setaf 2)1.8.13$(tput sgr0)', '$(tput setaf 2)1.8.19$(tput sgr0)'"
+echo "  -i : '$(tput setaf 2)1.8.5$(tput sgr0)', '$(tput setaf 2)1.8.19$(tput sgr0)'"
 echo "  -j : '$(tput setaf 2)0$(tput sgr0)' no, '$(tput setaf 2)1$(tput sgr0)' yes"
 echo "  -l : '$(tput setaf 2)ALL$(tput sgr0)' for multi language or '$(tput setaf 2)EN_ONLY$(tput sgr0)' for English only"
 echo "  -m : '$(tput setaf 2)0$(tput sgr0)' no, '$(tput setaf 2)1$(tput sgr0)' yes '$(tput setaf 2)2$(tput sgr0)' with MMU2"
@@ -269,7 +270,7 @@ echo "  -n : '$(tput setaf 2)0$(tput sgr0)' no, '$(tput setaf 2)1$(tput sgr0)' y
 echo "  -o : '$(tput setaf 2)1$(tput sgr0)' force or '$(tput setaf 2)0$(tput sgr0)' block output and delays"
 echo "  -p : '$(tput setaf 2)0$(tput sgr0)' no, '$(tput setaf 2)1$(tput sgr0)' yes"
 echo "  -v : '$(tput setaf 2)All$(tput sgr0)' or variant file name"
-echo "  -x : '$(tput setaf 2)8$(tput sgr0)' or '$(tput setaf 2)64$(tput sgr0)' Kb."
+echo "  -x : '$(tput setaf 2)8$(tput sgr0)','$(tput setaf 2)16$(tput sgr0)'or'$(tput setaf 2)32$(tput sgr0)' Kb."
 echo "  -y : '$(tput setaf 2)256$(tput sgr0)','$(tput setaf 2)384$(tput sgr0)','$(tput setaf 2)512$(tput sgr0)','$(tput setaf 2)1024$(tput sgr0)''$(tput setaf 2)32M$(tput sgr0)'"
 echo
 echo "Example:"
@@ -345,25 +346,21 @@ if [ ! -z "$board_mem_flag" ] ; then
         BOARD_MEM="0x7DFF"
         echo "Board mem size   :    $board_mem_flag Kb, $BOARD_MEM (hex)"
         OUTPUT_FILENAME_SUFFIX="${OUTPUT_FILENAME_SUFFIX}_RAM-$board_mem_flag"
-    elif [ "$board_mem_flag" == "64" ] ; then
-        BOARD_MEM="0xFFFF"
-        echo "Board mem size   :    $board_mem_flag Kb, $BOARD_MEM (hex)"
-        OUTPUT_FILENAME_SUFFIX="${OUTPUT_FILENAME_SUFFIX}_RAM-$board_mem_flag"
     else
-        echo "Unsupported board mem size chosen. Only '8', '64' are allowed."
+        echo "Unsupported board mem size chosen. Only '8', '16' and '32' are allowed."
         failures 5
     fi
 fi
 
 #Start: Check if Arduino IDE version is correct
 if [ ! -z "$IDE_flag" ]; then
-    if [[ "$IDE_flag" == "1.8.5" || "$IDE_flag" == "1.8.13" || "$IDE_flag" == "1.8.19" ]]; then
+    if [[ "$IDE_flag" == "1.8.5" || "$IDE_flag" == "1.8.19" ]]; then
         ARDUINO_ENV="${IDE_flag}"
     else
-        ARDUINO_ENV="1.8.5"
+        ARDUINO_ENV="1.8.19"
     fi
 else
-    ARDUINO_ENV="1.8.5"
+    ARDUINO_ENV="1.8.19"
 fi
 #End: Check if Arduino IDE version is correct
 
@@ -546,7 +543,7 @@ fi
 #### Start: Set build environment 
 set_build_env_variables()
 {
-BUILD_ENV="1.0.6"
+BUILD_ENV="1.0.7"
 BOARD="prusa_einsy_rambo"
 BOARD_PACKAGE_NAME="PrusaResearch"
 if [ "$ARDUINO_ENV" == "1.8.19" ]; then
@@ -1022,12 +1019,15 @@ prepare_code_for_compiling()
     MOTHERBOARD=$(grep --max-count=1 "\bMOTHERBOARD\b" $SCRIPT_PATH/Firmware/variants/$VARIANT.h | sed -e's/  */ /g' |cut -d ' ' -f3)
     # Check development status
     FW_FLAV=$(grep --max-count=1 "//#define FW_FLAVOR\b" $SCRIPT_PATH/Firmware/Configuration.h|cut -d ' ' -f1)
+    #echo "FLAV:$FW_FLAV"
     if [[ "$FW_FLAV" != "//#define" ]] ; then
         FW_FLAVOR=$(grep --max-count=1 "\bFW_FLAVOR\b" $SCRIPT_PATH/Firmware/Configuration.h| sed -e's/  */ /g'|cut -d ' ' -f3)
+        #echo "FLAVOR:$FW_FLAVOR"
         FW_FLAVERSION=$(grep --max-count=1 "\bFW_FLAVERSION\b" $SCRIPT_PATH/Firmware/Configuration.h| sed -e's/  */ /g'|cut -d ' ' -f3)
         if [[ "$FW_FLAVOR" != "//#define FW_FLAVOR" ]] ; then
             FW="$FW-$FW_FLAVOR"
             DEV_CHECK="$FW_FLAVOR"
+            #echo "DEV:$DEV_CHECK"
             if [ ! -z "$FW_FLAVERSION" ] ; then
                 FW="$FW$FW_FLAVERSION"
             fi
@@ -1193,9 +1193,9 @@ prepare_variant_for_compiling()
 compile_en_firmware()
 {
     ## Check board mem size
-    CURRENT_BOARD_MEM=$(grep "#define RAMEND" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h | sed -e's/.* //g'|cut -d ' ' -f3|tr -d $'\n')
+    CURRENT_BOARD_MEM=$(grep "#define RAMEND" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h | sed -e's/.* //g'|cut -d ' ' -f2 |tr -d ' \t\n\r')
     if [ $CURRENT_BOARD_MEM != "0x21FF" ] ; then
-        echo "Board mem has been already modified or not reset"
+        echo "$(tput setaf 1)Board mem has been modified or not reset$(tput sgr 0)"
         echo "Current:" $CURRENT_BOARD_MEM
         PS3="Select $(tput setaf 2)Yes$(tput sgr 0) if you want to reset it."
         select yn in "Yes" "No"; do
@@ -1203,14 +1203,18 @@ compile_en_firmware()
                 Yes)
                     echo "Resetting board mem size"
                     sed -i -- "s/^#define RAMEND .*$/#define RAMEND          0x21FF/g" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h
+                    BOARD_MEM_MODIFIED=0
                     break
                     ;;
                 *)
                     echo "Continuing with modified mem size"
+                    BOARD_MEM_MODIFIED=1
                     break
                     ;;
             esac
         done
+    else
+        BOARD_MEM_MODIFIED=0
     fi
     ## Modify board mem size
     if [[ ! -z $BOARD_MEM && "$BOARD_MEM" != "0x21FF" ]] ; then
@@ -1220,13 +1224,14 @@ compile_en_firmware()
         read -t 5 -p "To cancel press $(tput setaf 1)CRTL+C$(tput sgr 0)"
         echo ""
         sed -i -- "s/^#define RAMEND          0x21FF/#define RAMEND          ${BOARD_MEM}/g" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h
+        BOARD_MEM_MODIFIED=1
     fi
 
     ## Check board flash size
-    CURRENT_BOARD_FLASH=$(grep "#define FLASHEND" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h | sed -e's/.* //g'|cut -d ' ' -f3|tr -d $'\n')
-    CURRENT_BOARD_maximum_size=$(grep "prusa_einsy_rambo.upload.maximum_size" $BUILD_ENV_PATH/portable/packages/$BOARD_PACKAGE_NAME/hardware/avr/$BOARD_VERSION/boards.txt |cut -d '=' -f2|tr -d $'\n')
+    CURRENT_BOARD_FLASH=$(grep "#define FLASHEND" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h | sed -e's/.* //g'|cut -d ' ' -f2 |tr -d ' \t\n\r')
+    CURRENT_BOARD_maximum_size=$(grep "prusa_einsy_rambo.upload.maximum_size" $BUILD_ENV_PATH/portable/packages/$BOARD_PACKAGE_NAME/hardware/avr/$BOARD_VERSION/boards.txt |cut -d '=' -f2|tr -d ' \t\n\r')
     if [[ $CURRENT_BOARD_FLASH != "0x3FFFF" || $CURRENT_BOARD_maximum_size != "253952" ]] ; then
-        echo "Board flash has been already modified or not reset"
+        echo "$(tput setaf 1)Board flash has been modified or not reset$(tput sgr 0)"
         echo "Current flash size:" $CURRENT_BOARD_FLASH
         echo "Current max.  size:" $CURRENT_BOARD_maximum_size
         PS3="Select $(tput setaf 2)Yes$(tput sgr 0) if you want to reset it."
@@ -1236,18 +1241,22 @@ compile_en_firmware()
                     echo "$(tput setaf 1)Resetting board flash size$(tput sgr 0)"
                     sed -i -- "s/^#define FLASHEND .*$/#define FLASHEND        0x3FFFF/g" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h
                     sed -i -- "s/^prusa_einsy_rambo.upload.maximum_size.*/prusa_einsy_rambo.upload.maximum_size=253952/g" $BUILD_ENV_PATH/portable/packages/$BOARD_PACKAGE_NAME/hardware/avr/$BOARD_VERSION/boards.txt
+                    BOARD_FLASH_MODIFIED=0
                     break
                     ;;
                 *)
                     echo "$(tput setaf 3)Continuing with modified flash size$(tput sgr 0)"
+                    BOARD_FLASH_MODIFIED=1
                     break
                     ;;
             esac
         done
+    else
+        BOARD_FLASH_MODIFIED=1
     fi
     ## Modify boad flash size
     if [[ ! -z $BOARD_FLASH && "$BOARD_FLASH" != "0x3FFFF" ]] ; then
-        echo "Modifying board flash size (hex):"
+        echo "$(tput setaf 3)Modifying board flash size (hex):$(tput sgr 0)"
         echo "Old flash size:" $CURRENT_BOARD_FLASH
         echo "New flash size:" $BOARD_FLASH
         echo "Old max.  size:" $CURRENT_BOARD_maximum_size
@@ -1255,6 +1264,7 @@ compile_en_firmware()
         read -t 5 -p "To cancel press $(tput setaf 1)CRTL+C$(tput sgr 0)"
         sed -i -- "s/^#define FLASHEND .*/#define FLASHEND        ${BOARD_FLASH}/g" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h
         sed -i -- "s/^prusa_einsy_rambo.upload.maximum_size.*/prusa_einsy_rambo.upload.maximum_size=${BOARD_maximum_size}/g" $BUILD_ENV_PATH/portable/packages/$BOARD_PACKAGE_NAME/hardware/avr/$BOARD_VERSION/boards.txt
+        BOARD_FLASH_MODIFIED=1
     fi
 
     #Check if compiler flags are set to Prusa specific needs for the rambo board.
@@ -1337,10 +1347,10 @@ create_multi_firmware()
             cp -f $BUILD_PATH/Firmware.ino.elf $SCRIPT_PATH/../$OUTPUT_FOLDER/$OUTPUT_FILENAME.elf
         else
             #Search for created firmware languages
-            langs=$(find firmware_*.hex | cut -d "_" -f2 | cut -d "." -f1)
+            langs=$(find Firmware-intl-en_*.hex | cut -d "_" -f2 | cut -d "." -f1)
             #Copy found firmware_*.hex files 
                 for la in $langs; do
-                    cp -f firmware_$la.hex $SCRIPT_PATH/../$OUTPUT_FOLDER/$OUTPUT_FILENAME-$la.hex
+                    cp -f Firmware-intl-en_$la.hex $SCRIPT_PATH/../$OUTPUT_FOLDER/$OUTPUT_FILENAME-$la.hex
                 done
             cp -f $BUILD_PATH/Firmware.ino.elf $SCRIPT_PATH/../$OUTPUT_FOLDER/$OUTPUT_FILENAME.elf
             echo "$(tput setaf 2)Zip multi language firmware for MK2.5/miniRAMbo board to PF-build-hex folder$(tput sgr 0)"
@@ -1348,12 +1358,7 @@ create_multi_firmware()
                 zip a $SCRIPT_PATH/../$OUTPUT_FOLDER/$OUTPUT_FILENAME.zip $SCRIPT_PATH/../$OUTPUT_FOLDER/$OUTPUT_FILENAME-??.hex
                 #rm $SCRIPT_PATH/../$OUTPUT_FOLDER/$OUTPUT_FILENAME-??.hex
             elif [ $TARGET_OS == "linux" ]; then
-                # Make a copy for MK404 sim of MK2, MK2.5, MK2.5S firmware
-                if [ ! -z "$mk404_flag" ]; then
-                    cp -f firmware_de.hex $SCRIPT_PATH/../$OUTPUT_FOLDER/$OUTPUT_FILENAME.hex
-                fi
-                # End of MK2, MK2.5, MK2.5S firmware copy
-            zip -j ../../$OUTPUT_FOLDER/$OUTPUT_FILENAME.zip ../../$OUTPUT_FOLDER/$OUTPUT_FILENAME-??.hex
+                zip -j ../../$OUTPUT_FOLDER/$OUTPUT_FILENAME.zip ../../$OUTPUT_FOLDER/$OUTPUT_FILENAME-??.hex
             fi
         fi
 
@@ -1434,9 +1439,15 @@ cleanup_firmware()
     fi
 
     # Restore build env files to previous state
-    sed -i -- "s/^#define FLASHEND .*$/#define FLASHEND        0x3FFFF/g" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h
-    sed -i -- "s/^prusa_einsy_rambo.upload.maximum_size.*/prusa_einsy_rambo.upload.maximum_size=253952/g" $BUILD_ENV_PATH/portable/packages/$BOARD_PACKAGE_NAME/hardware/avr/$BOARD_VERSION/boards.txt
-    sed -i -- "s/^#define RAMEND.*/#define RAMEND          0x21FF/g" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h
+    if [ $BOARD_MEM_MODIFIED == "1" ]; then
+        sed -i -- "s/^#define FLASHEND .*$/#define FLASHEND        0x3FFFF/g" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h
+        echo "$(tput setaf 2)Restored Board Mem$(tput sgr 0)"
+    fi
+    if [ $BOARD_FLASH_MODIFIED == "1" ]; then
+        sed -i -- "s/^prusa_einsy_rambo.upload.maximum_size.*/prusa_einsy_rambo.upload.maximum_size=253952/g" $BUILD_ENV_PATH/portable/packages/$BOARD_PACKAGE_NAME/hardware/avr/$BOARD_VERSION/boards.txt
+        sed -i -- "s/^#define RAMEND.*/#define RAMEND          0x21FF/g" $BUILD_ENV_PATH/hardware/tools/avr/avr/include/avr/iom2560.h
+        echo "$(tput setaf 2)Restored Board Flash$(tput sgr 0)"
+    fi
 
 }
 #### End: Prepare code for compiling