For Pax SP30 & S300
Step 1: Press F , Enter 1010
Step 2: Press 5, System Settings
Step 3: Press 5, Database
Step 4 : Enter 1010
Step 5: Select Clear database > Select Yes > Select All Transactions
Step 6: Select 7. App Management , Enter 1010
Step 7: Select 2. App update
PAX A80 or A920:
Launch TSYS App > Function > Settings > 1010 > other settings > clear all > Confirm