iphone not recognized on pc

I'm sorry to hear that your computer is having difficulty recognising your iPhone. Please follow the steps at If your computer doesn't recognize your iPhone, iPad, or iPod - Apple Support so we can get this sorted for you.

Here are some documents and discussions that may help. Some are particularly for Windows users.

If iTunes doesn't recognize your iPhone, iPad, or iPod - https://support.apple.com/HT204095 - and https://discussions.apple.com/message/29983567#29983567

iOS device not showing in iTunes for Windows. - https://discussions.apple.com/docs/DOC-10691

Restart the Apple Mobile Device Service (AMDS) on Windows - Apple Support - https://support.apple.com/HT203188