Touch ID not working after iPhone screen replacement – Fix by Vincent Stevenson November 15, 2020, 12:32 pm 1.9k Views I show how to fix Touch ID not working errors on an iPhone after you replace the screen. You need to salvage the old home button and install it into the new screen. Apple makes the home button specific for the particular motherboard on the phone. . Share this: See more Previous article IOS14 Update & All You NEED to Know! Next article How To JAILBREAK iOS 11.3.1 ELECTRA Without Getting Error: rootfs remount, exploit & (1/3 Restarts)