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Solution for error 4000

iphone x update to ios 15.4


problem

stuck in preparing update

itunes updating error 4000



the fix is


display and brightness , auto-lock set to, never

face id & password , turn password off


now update with itunes


done.


after the update you can turn ur password and display auto lock back on as pleases.


iPhone X, iOS 15

Posted on Mar 16, 2022 12:10 PM

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Question marked as Best reply

Posted on Mar 16, 2022 1:42 PM

That is one of the possibilities though I have not seen error 4000 for months now, I thought iTunes for windows had been fixed now.

If you see Error 4000 updating your iPhon… - Apple Community


1 reply

Solution for error 4000

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