GR5 updates

Hello guys i just recieved the B140 update for my GR5 KII-L21, and it's rooted and twrp installed, iam already have a nandroid backup for stock recovery and rom but my question is should i restore only stock recovery to update rom or i'll need to restore recovery and whole rom from nandroid also is update will remove rootor not

Sent from my HUAWEI KII-L21 using Tapatalk

from xda-developers http://ift.tt/22whSRX
via IFTTT