How do I restart the phone? Navid Ghomeshi Updated December 10, 2017 16:11 Follow Hold down the lock button A window will pop up, select Reboot Related articles How do I master reset / factory reset my phone? How do I update the software? How do I set a passcode on my phone? How accurate is my location? How do I insert my SIM card? Comments 0 comments Please sign in to leave a comment.