@vince1551 you have mentioned a couple different things on this topic. I’m going to focus on the primary as you have said in your topic title, which is to refer you to the ongoing topic for the known issue over at Aggregate Topic: Lost Passwords in July 2024 update
In terms of issues syncing, I would need more details on your situation. A good starting point though might be to check everything as I speak about at the three posts linked below: