Update doesn't complete

I just check updated version of Android by going to system-> about phone->update in my mi note 4. While updating the android by system update phone, it's keep downloading. i.e. downloading isn't stop at 100% it's increasing 110%,120%...
and download doesn't complete .

from Android Forums at AndroidCentral.com - Ask a Question https://ift.tt/2H5Frzg
via IFTTT