It always shows “verification failed” when I download & install the update. What should I do?
Why can my phone be unlocked through Face Access when I'm wearing a mask?
Why does my phone still stay on lock screen interface after unlocking through Face Access?
What should I do if I forget the lock screen password?
What should I do if my device cannot be powered on?
Do I have to update the phone to the latest version?
How do I activate/register with my E-warranty card?