touchscreen calibration problem

[deepaksawdia]

1 set after start the phone show touchscreen calibration message and message not remove by end button.after touchscreen calibration new version problem solve but next day same problem i try 2 time calibration but problem again please some help

[shamshad quresh]

brother you download latest module chinese 2.89 and first you read full flash and save full flash file. then you press button of repair pen calibration, software asked you give me full flash file then you give the file and your problem solved.

[InfinitySupport]

Originally Posted by deepaksawdia

1 set after start the phone show touchscreen calibration message and message not remove by end button.after touchscreen calibration new version problem solve but next day same problem i try 2 time calibration but problem again please some help

Hello,

Make "format ffs"
Power-on phone
Power-off phone
repair imei
make "calibration" procedure.

Phone should be alive.

If calibration parameters will be lost after some time it may be that phone has hardware fault, f.e. flash chip is partially damaged or bad soldered or other hardware damage.