an unknown error accured 4000 while iinstalling IOS14
I have a problum while installing IOS 14 ,
I chacked sapce it is enough for installing but still anunknown errror accured while installing IOS14 on my iphone 8
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Error 4000 is not on the error list and is a bug in some versions of itunes for Windows
Either
(1) Use Wifi instead, Settings, General, Software updates
or
(2) Use itunes but temporarily disable passcode on the phone. That will clean out any cards you have in Wallet
or
(3) borrow a Mac