The Always-on user account is unlocked. The issue is resolved.

@bigevilbeard Thanks. I know about the reservable option but it requires Anyconnect VPN client that is currently blocked by corporate firewall. Hence need to be able to connect to Always On sandbox. I guess I'll have to wait until it auto unlocks or ...

Hi Hi bigevilbeard, thanks for the response. It's been over an hour and the account is still locked. Anything else can be done to unlock it?PREVIEW