You can't simply delete hiberfil.sys through File Explorer. Even if you enable hidden files and protected operating system ...
How-To Geek on MSN
How to clear system data on iPhone (the only way that works)
Now that you've backed up your iPhone, you can erase it. Go to Settings > General > Transfer or Reset iPhone. Select "Erase ...
Over on the iPhone, file management duties are handled by the Files app developed by Apple. There are three main tabs here to ...
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