If anyone is unable to login into POS Back Office or POS Counter with error message User ID is Locked then follow the below procedure to unlock POS
Go to My Computer--> C drive--> POS--> Application--> BO--> PMT
Double click on start.bat to open POS Management Tool
Login with
Login ID: pmtsuperuser
Pwd : Pmt@superuser
In password P is capital
Then click on Go under Diagnostics--> Click on Password Reset on the left top corner--> Click on Analyze available at the center. Enter your CSI ID and click on Ok. Then click on Fix beside Analyze to unlock for POS Back Office and POS Counter.