Chosen Solution
Im trying to restore a iphone 4s but when it finishes it says cannot restore iphone because unknown error ocurred (2009) does someone now how to fix the error.
Honestly I have been having the same problem with no luck at getting rid of it but this question was already asked and here is the link to it https://fr.ifixit.com/R%C3%A9ponses/Affi…
Use the USB cable that came with your device. If you don’t have it, try a different Apple USB cable. Switch to a different USB port on your computer. Don’t plug into your keyboard. Switch to a USB port on a different computer.
