Since QR pairing was removed by Google, the Google pairing method loggs after an hour or two, every time.

BAD_CREDENTIALS

Google to kill QR code sign-in for Google Messages

When support Viber

relogin recreates all rooms and the space instead of picking up existing rooms

Documentation for libgm

Logout when phone goes into airplane?

Unable to login due to Google Messages remove login via QR code

Bridging read receipts fails with Conduit as the homeserver

New SMS failed to bridge into Matrix