Last resort? No clue if it works, or if it resets everything too, but you could try this.
To request taking part in the beta program you go to Software updates/Settings/Trial. Only if there it shows something you can press on it and confirm that you want to take part in the beta.
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After they approved this was shown there:
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I had issues with M11 ultra, call quality was bad. Camera quality was nowhere near as good as advertised. Especially when exporting to another device. Software a little hit and miss.
The procedure is veryyyy simple - there are many global versions