Why is my Surface Pro frozen in restarting mode?

[Windows Central Question]

It went into an automatic restart and now it won't come out of it.
I have the 056552542953 model 512 GB

 

[Maurizio Troso]

It went into an automatic restart and now it won't come out of it.
I have the 056552542953 model 512 GB

Force shutting down holding power button, then rrestart and follow on screen instructions if your SP might ask for a checkdisk

 

[Chintan Gohel]

It went into an automatic restart and now it won't come out of it.
I have the 056552542953 model 512 GB

It happened after an update or just by itself?

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