Can't import jpg in Photoshop

Sorry to hear this @Sanja27801821ztv6.

Let's make sure we're in a default state and there are no stale settings somewhere: 

Restore your preferences using this manual method:  

https://helpx.adobe.com/photoshop/using/preferences.html#Manually  

Does it work correctly? 

If that doesn't solve it, you can quit Photoshop and put the Settings folder back. 

Thank you,

Cory

You need to be specific. What exactly happens? Any error messages?

A jpeg can either be opened directly into Photoshop, or through the Camera Raw plugin. You control this in Camera Raw Preferences > File Handling. Try both options (that might help to pin down the problem):