Apple introduced a security feature that disables USB accessories if the phone has been locked for more than an hour. This can interfere with pairing.
: Relaunch iMazing, restart your iOS device, and restart your computer to clear temporary software hangs. imazing pairing failed
This is the most common fix for Windows users specifically. iMazing cannot pair if the Apple Mobile Device USB driver is glitching. Apple introduced a security feature that disables USB