Procedure to upgrade POS version 3.9 - CSI

Steps to upgrade CSI POS 3.9 version

1. Copy updated folder from any successful machine

2. Rename the existing POS folder as POS_backup

3. Paste the new update version folder in machine.

4. Copy the DB CON file from back up folder(POS_Backup)

If failed to do the above step properly result in data loss and there is no support from TCS also.

5. Paste same file in Back up folder.

Go to CSI POS Server

 i.e My computer/My PC/This PC open C drive
Then go to POS folder -application-BO- PTB

Then click on start.bat

My computer/My PC/This PC open C drive
Then go to POS folder -application-COUNTER- PTC

Then click on start.bat

After some time POS Back Office and POS Counter will be upgraded to the latest version

This will also resolve invalid license error.