Manjaro 23 Randomly reboots or freezes

It’s still not everything asked:

Start reading, friend. You’ll find people much more willing to help, if you do your part. If, for whatever reason, you have difficulty doing so, explain that. People willing to help are also usually more understanding than not.

Edit:

Work through this thread:

Considering you also have an AMD CPU, it might be related, if not the same thing.