Known limitations

Apple iMessage / Google RCS de-registration

Users with a phone number previously registered to iMessage or Google RCS must unregister the phone number from those services to message successfully with the Librem 5 or Liberty phone. This is sometimes difficult to diagnose and usually requires communicating out-of-band with friends using iPhones or Android devices once they realize their messages are not being received (or worse, going to someone else, which does happen).

De-register a phone number using these resources:

Call waiting

The Librem 5 does not currently support call waiting.

See also

See these instructions if you experience call audio cutting out when receiving an incoming call while a call is already active.