update stops at 21%

[ae_mahesh]

When updating the app in background the update stops at 21%  every time and hangs. Until i open the app after which it continues and completes the update 100%.

And when it is hung on 21% uses maximum bandwidth of my internet endless ,causing other apps to lag .

[Berny]

@ae_mahesh Welcome.

Please see this important Topic from @richbuff 

Link