If you received a message that Unable to activate Touch ID on this iPhone, and want to fix this issue, you’ve come to the right place. In this video, we will show you 8 ways to fix unable to activate Touch ID. br br 0:00 Introductionbr 0:18 Solution 1. Unplug the iPhone If It Is Chargingbr 0:30 Solution 2. Delete and Reset Touch IDbr 0:45 Solution 3. Turn Passcode Offbr 0:56 Solution 4. Resign Your Apple IDbr 1:07 Solution 5. Force Restart Your iPhonebr 1:17 Solution 6. Update iOS to the Latest Versionbr 1:30 Solution 7. Reset All Settingsbr 1:43 Solution 8.