If the phone is frozen with a black screen, a force restart will break the loop without deleting data. Press and hold the Power button for about 10–15 seconds. If it doesn't work, press and hold the Power button Volume Down button
This comprehensive guide will walk you through the reasons behind the black screen and provide step-by-step solutions on issues, ranging from simple software fixes to identifying hardware failures. How to fix ITEL A16 Plus black screen
Turn off the device (remove and reinsert the battery if possible). If the phone is frozen with a black
Release the power button when the phone vibrates, but keep holding the volume down button. Turn off the device (remove and reinsert the
If the phone was merely frozen, this method works 90% of the time. If the screen remains black after 30 seconds, move to the next method.