Recently restored my Dell Tab using Factory reset method and Dell Tab is showing Update notice all the time. Once upgraded to the newest version touchscreen is not working. This is the reason I have to downgrade from 4.4.4 version to 4.4.2 android version.
Turn Off System Update Notification
There is no way to downgrade except factory reset and done again. At this time I disabled through the system cache. Here i show how to turn off system update notifications so you won’t have to make factory reset again and again.
Just go to the all and find System Tab
Disable System Update Notification
Under System Tab clear cache data. This will disable pop up box in an Android Devices also avoid automatic software upgrades.
Android System Notice Turn Off
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