I received error "the user profile service failed the sign-in" on boot.

[Chirag Pendharkar]

After receiving this error, I force shutdown and restarted the laptop. I also cannot open system apps such as Windows Security, Photos, Microsoft store Office 365 etc. Now all my Settings have been reverted to default and I am signed out of all apps. What do I do to get everything back? Why did this happen? Edit:I am unable to open most of my apps as previously mentioned but also1) Spotify, XBox, Feedback hub, get help, Clock, CalculatorRe-Edit:I restarted the laptop again, and now all my default settings are back.What just happened? Is there any explanation? is my device safe?After this when

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