diff --git a/csharp/App/SaliMax/deploy.sh b/csharp/App/SaliMax/deploy.sh
index 057e274b5..a7bb0406b 100755
--- a/csharp/App/SaliMax/deploy.sh
+++ b/csharp/App/SaliMax/deploy.sh
@@ -6,21 +6,55 @@ username='ie-entwicklung'
 root_password='Salimax4x25'
 set -e
 
+# Define directories
+DEST_DIR="/home/$username/salimax/SaliMax"  # Path to the specific file
+BACKUP_DIR="/home/$username/salimax/salimax_backup/$(date +'%Y%m%d_%H%M%S')"  # Backup folder with timestamp
+MAX_BACKUPS=10 # Limit to 10 backups
+
 echo -e "\n============================ Build ============================\n" 
 
+# Build the project
 dotnet publish  \
        ./SaliMax.csproj \
        -p:PublishTrimmed=false \
        -c Release \
        -r linux-x64 
 
+echo -e "\n============================ Backup Old SaliMax File ============================\n" 
+
+# SSH into the remote machine and create the backup directory
+ssh $username@$salimax_ip "mkdir -p $BACKUP_DIR"
+
+# Move the 'SaliMax' file to the backup folder on the remote machine
+ssh $username@$salimax_ip "rsync -av --exclude='$BACKUP_DIR/*' --exclude='salimax_backup/*' $DEST_DIR $BACKUP_DIR/"
+
+echo -e "\n============================ Cleanup Old Backups ============================\n" 
+# Cleanup old backups if the total number exceeds the maximum allowed
+
+# List all backups and remove the oldest if the number exceeds MAX_BACKUPS
+BACKUP_COUNT=$(ssh $username@$salimax_ip "ls -1 /home/$username/salimax/salimax_backup | wc -l")
+
+if [ $BACKUP_COUNT -gt $MAX_BACKUPS ]; then
+    # Find and delete the oldest backup
+    OLD_BACKUP=$(ssh $username@$salimax_ip "ls -1 /home/$username/salimax/salimax_backup | head -n 1")
+    echo "Backup limit reached. Deleting old backup: $OLD_BACKUP"
+    ssh $username@$salimax_ip "rm -rf /home/$username//salimax/salimax_backup/$OLD_BACKUP"
+else
+     echo "Backup limit not reached. Current number of backups: $BACKUP_COUNT"
+fi
+
 echo -e "\n============================ Deploy ============================\n" 
 
+# Deploy new files to the remote destination
 rsync -v \
       --exclude '*.pdb' \
       ./bin/Release/$dotnet_version/linux-x64/publish/* \
-       $username@"$salimax_ip":~/salimax
+      $username@"$salimax_ip":~/salimax
 
-echo -e "\n============================ Execute ============================\n" 
+echo -e "\nDeployment complete!\n"
 
-sshpass -p "$root_password" ssh -o StrictHostKeyChecking=no -t "$username"@"$salimax_ip" "echo '$root_password' | sudo -S sh -c 'cd salimax && ./restart'" 2>/dev/null
+
+
+#echo -e "\n============================ Execute ============================\n" 
+
+#sshpass -p "$root_password" ssh -o StrictHostKeyChecking=no -t "$username"@"$salimax_ip" "echo '$root_password' | sudo -S sh -c 'cd salimax && ./restart'" 2>/dev/null
diff --git a/csharp/App/SaliMax/src/Program.cs b/csharp/App/SaliMax/src/Program.cs
index c017e5839..aab98787c 100644
--- a/csharp/App/SaliMax/src/Program.cs
+++ b/csharp/App/SaliMax/src/Program.cs
@@ -223,8 +223,6 @@ internal static class Program
             Watchdog.NotifyAlive();
 
             var record = ReadStatus();
-
-            /******************************************** For Battery Debug *************************************/
             
             var currentSalimaxState = GetSalimaxStateAlarm(record);
 
@@ -572,7 +570,7 @@ internal static class Program
         }
         else
         {
-            Console.WriteLine(" Different ActiveUpperVoltage between inverters ");
+            Console.WriteLine(" Different ActiveUpperVoltage between inverters "); // this should be reported to salimax Alarm
             return;
         }