IIRC SIN T2 is mostly closed. My SQ arrival a few weeks ago had us walking through T2. Signage basically says keep walking, nothing here.
Things may have changed a day or two ago.
From this week SQ
Southeast Asia destination flights began operating out of T2.
https://www.singaporeair.com/en_UK/a...rport-check-in
The T2 KrisFlyer lounge has reopened.