diff --git a/README.md b/README.md
index ce98a86..df994e6 100644
--- a/README.md
+++ b/README.md
@@ -266,6 +266,8 @@ rootAVD.bat %LOCALAPPDATA%\Android\Sdk\system-images\android-31\google_apis_play
 
 ### Change Logs
 #### [October 2021]
+* [rootAVD.sh] - Updated LZ4 decompression Routine
+* [rootAVD.sh] - Updated InstallPrebuiltKernelModules Routine to support ARM64 Kernels
 * [rootAVD.sh] - Updated Busybox Extraction Routine
 * [General] - Added Multiarch Busybox Binarys and 64-Bit Only Support
 * [General] - Added Alpha Channel to the Menu
diff --git a/rootAVD.sh b/rootAVD.sh
index 6fe4fd5..948188d 100755
--- a/rootAVD.sh
+++ b/rootAVD.sh
@@ -170,6 +170,7 @@ detect_ramdisk_compression_method() {
 	local FIRSTFILEBYTES
 	local METHOD_LZ4="02214c18"
 	local METHOD_GZ="1f8b0800"
+	COMPRESS_SIGN=""
 	FIRSTFILEBYTES=$(xxd -p -c8 -l8 "$RDF")
 	FIRSTFILEBYTES="${FIRSTFILEBYTES:0:8}"
 	RAMDISK_LZ4=false
@@ -183,11 +184,13 @@ detect_ramdisk_compression_method() {
 		RAMDISK_LZ4=true
 		mv $RDF $RDF$ENDG
 		RDF=$RDF$ENDG
+		COMPRESS_SIGN="$METHOD_LZ4"
 	elif [ "$FIRSTFILEBYTES" == "$METHOD_GZ" ]; then
 		ENDG=".gz"
 		METHOD="gzip"
 		RAMDISK_GZ=true
 		mv $RDF $RDF$ENDG
+		COMPRESS_SIGN="$METHOD_GZ"
 	fi
 
 	if [ "$ENDG" == "" ]; then
@@ -855,21 +858,21 @@ decompress_ramdisk(){
 		echo "[-] Multiple cpio archives detected"
 		REPACKRAMDISK=1
 	  fi
-	fi
-
+	fi	
+	
 	if [[ -n "$REPACKRAMDISK" ]]; then
 		$RAMDISK_GZ && rm $RDF$ENDG
 	  	echo "[*] Unpacking ramdisk .."
 	  	mkdir -p $TMPDIR/ramdisk
 	  	LASTINDEX=0
+	  	NextArchiveINDEX=0
 	  	IBS=1
 	  	OBS=4096
 	  	OF=$TMPDIR/temp$ENDG
-
+		
 	  	RAMDISKS=`strings -t d $RDF | grep TRAILER`
-
-	  	for OFFSET in $RAMDISKS
-	  	do
+	  	for OFFSET in $RAMDISKS; do
+	  		
 			# calculate offset to next archive
 			if [ `echo "$OFFSET" | grep TRAILER` ]; then
 				# find position of end of TRAILER!!! string in image
@@ -886,29 +889,40 @@ decompress_ramdisk(){
 						break
 					done
 					LASTINDEX=$((START+HEAD))
-				fi
-				if $RAMDISK_LZ4; then
-					START=$LASTINDEX
-				fi
+				fi	
 		  		continue
 			fi
 
 			# number of blocks we'll extract
 			$RAMDISK_GZ && BLOCKS=$(((OFFSET+128)/IBS))
-			$RAMDISK_LZ4 && BLOCKS=$(((OFFSET+19)/IBS))
+			if $RAMDISK_LZ4; then
+				if [ $LASTINDEX == "0" ]; then
+					echo "[*] Searching for the real End of the 1st Archive"				
+					while [ $LASTINDEX == "0" ]; do
+						FIRSTFILEBYTES=$(xxd -p -c8 -l8 -s "$OFFSET" "$RDF")
+						FIRSTFILEBYTES="${FIRSTFILEBYTES:0:8}"
+						if [ "$FIRSTFILEBYTES" == "$COMPRESS_SIGN" ]; then
+							break		
+						fi		
+						OFFSET=$((OFFSET+1))
+					done
+				fi
+				BLOCKS=$((OFFSET/IBS))
+			fi
 
 			# extract and dump
 			echo "[-] Dumping from $LASTINDEX to $BLOCKS .."
 			dd if=$RDF skip=$LASTINDEX count=$BLOCKS ibs=$IBS obs=$OBS of=$OF > /dev/null 2>&1
+					
 			cd $TMPDIR/ramdisk > /dev/null
 				$RAMDISK_GZ && cat $OF | $BASEDIR/busybox cpio -i > /dev/null 2>&1
-				if $RAMDISK_LZ4; then
+				if $RAMDISK_LZ4; then	
 					$BASEDIR/magiskboot decompress $OF $OF.cpio
 					$BASEDIR/busybox cpio -F $OF.cpio -i > /dev/null 2>&1
 				fi
 			cd - > /dev/null
-			$RAMDISK_GZ && LASTINDEX=$OFFSET
-			$RAMDISK_LZ4 && LASTINDEX=$BLOCKS
+
+			LASTINDEX=$OFFSET
 	  	done
 	  	update_lib_modules
 		echo "[*] Repacking ramdisk .."
@@ -1082,13 +1096,17 @@ strip_html_links() {
 update_lib_modules() {
 	local INITRAMFS=initramfs.img
 	if ("$AVDIsOnline"); then
-		if ( "$InstallPrebuiltKernelModules" ); then
+		if ( "$InstallPrebuiltKernelModules" ); then		
+			local KERNEL_ARCH="x86-64"
+			if [[ $ABI == *"arm"* ]]; then
+  				KERNEL_ARCH="arm64"
+			fi
 			local unameR=$(uname -r)
 			local majmin=${unameR%.*}
 			local installedbuild=${unameR##*ab}
 			local URL="https://android.googlesource.com"
-			local KERSRC="/kernel/prebuilts/$majmin/x86-64/+log/refs/heads/master"
-			local MODSRC="/kernel/prebuilts/common-modules/virtual-device/$majmin/x86-64/+log/refs/heads/master"
+			local KERSRC="/kernel/prebuilts/$majmin/$KERNEL_ARCH/+log/refs/heads/master"
+			local MODSRC="/kernel/prebuilts/common-modules/virtual-device/$majmin/$KERNEL_ARCH/+log/refs/heads/master"
 			local KERPREMASHTML="kernelprebuiltsmaster.html"
 			local KERDST="prebuiltkernel.tar.gz"
 			local MODDST="prebuiltmodules.tar.gz"
@@ -1176,9 +1194,9 @@ update_lib_modules() {
 
 			echo "[-] Downloading Kernel and its Modules..."
 			# Download Kernel
-			DownLoadFile "$URL/kernel/prebuilts/$majmin/x86-64/+archive/" $KERCOMMITID $KERDST
+			DownLoadFile "$URL/kernel/prebuilts/$majmin/$KERNEL_ARCH/+archive/" $KERCOMMITID $KERDST
 			# Download Modules
-			DownLoadFile "$URL/kernel/prebuilts/common-modules/virtual-device/$majmin/x86-64/+archive/" $MODCOMMITID $MODDST
+			DownLoadFile "$URL/kernel/prebuilts/common-modules/virtual-device/$majmin/$KERNEL_ARCH/+archive/" $MODCOMMITID $MODDST
 
 			echo "[*] Extracting kernel-$majmin to bzImage"
 			tar -xf $KERDST kernel-$majmin -O > bzImage