Download SetEdit app from playstore. Scroll down to heptic feed back. It will say 0. Edit to value 1 and save. Staying even after reboot. Back,home ect works.
Next for crappy fingerprint response do this. Erase all save prints. Now go to settings display and tick on touch sensitivity now go back and add new prints. Now go back and untick touch sensitivity. Mine reads faster and opens usually on first try
Next for crappy fingerprint response do this. Erase all save prints. Now go to settings display and tick on touch sensitivity now go back and add new prints. Now go back and untick touch sensitivity. Mine reads faster and opens usually on first try