last software update for j7 pro

[Moemen1]

it made my mobile react slowly in all features and application.
kindly advise how can i delete this update

[الفاشل٣]

factory reset it

[الفاشل٣]

and try wipe cash it is important

[Moemen1]

is there any solution instead of factort reset??

[قطر]

متى ميعاد التحديث