According to the announcement on 19 November 2021 from 06:00 PM (GMT+7) regarding the maintenance of SIX (SIX) withdrawal, we are glad to inform you that the system enhancement is now complete and back online.

Schedule
Issue SIX Withdrawal Back in Service
Date      19 November 2021
From 08:40 PM (GMT+7)

Thank you for your kind understanding and patience.