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manually when downloading

I have been using synchronization in the browser for a long time and today I filled out a profile + set up two-factor authentication. Logged in to the forums and auth.opera.com through the browser. The credentials are the same! But from that moment on, my synchronization, after a successful request for a passphrase and sending an e-mail about a successful login, hung. Screenshot attached. How do I solve this problem? Deleting browser data and reinstalling the program did not lead to anything