In case customer has a snapshot of PAM server or have a back up before changing global setting, it is recommended to revert PAM server as below.
1. Using Virtual machine Snapshot
If customer has snapshot of PAM server before changing Login Timeout, Restoring, restoring can be done from VMware level.
2. Using PAM database backup
if customer has DB backup before changing Login Timeout, Restoring can be done with 'config' user with below steps.
Step 1. Open Web browser and type in https://pam-ipaddress/config/
Step 2. log in with config user. FYI, default password for config user is 'config'
Step 3. Go to Database -> Restore database with DB backup
Otherwise please contact CA Support If customer has no way to return the PAM server.