iphone 5s battery on-off after updating to ios 11
hi,
i updated my iphone 5s ios to 11 from 10.2 on friday ... downloading & installing is done without any issues (wifi) ... the problem is battery ... after installation, to enter iphone new os i have to typeout my id & pass & move to further steps (icloud etc) ... bt the battery is turning off-on while doing this ... charging via adapter shows 99% & going through process shows 1% ... cant access my phone at all ... anyone knows fix to this plz help ...
thanx
iPhone 5s, iOS 10.3