On December 4, 2023 we released a blog article and email announcing Ancestry and FamilySearch’s plans to turn off the old login procedures used in RootsMagic 7 & RootsMagic 8. Both have now been turned off. Only RootsMagic 9.1 that uses the new OAuth technology supporting two-step verification would continue to work at that point.
You can read more about it here - Important: Upgrade to RootsMagic 9 to continue using FamilySearch and Ancestry features – RootsMagic Blog