Many
iPhone 6s /SE user are facing fast battery drain after update to iOS 12.1 & 12.1.3. The
battery drain in iPhone 6s on iOS 12 started to happened just after the update and
battery is drain really fast and sudden for some iPhone users.
Battery
drain in iPhone 6s is really fast right after 12.1/12.1.1 update and it was never
the case with iOS 11 or iOS 12. The battery drain really like it went from 68 %
to 44 % within 10 minutes viz is like 1% drop in battery in one minutes in the
iPhone 6s.
 |
| iOS 12.1 battery drain in iPhone 6s |
Even when
tested with minimal usage/standalone the battery is still going down really
fast like 30% in just one hour on iPhone 6s. Before the update the battery
easily lasted 1 - 1.5 days with usage. When checked the battery looks fine and ~90% to normal peak performance according to
the battery stats function. Normal restart or low power mode is also not saving
battery drain in iPhone 6s.
Why battery is draining fast in iPhone 6s on iOS 12.1/12.2 :
When
observed closely it seem like this is not a battery/hardware fault that is
causing server battery drain in iPhone 6s/iOS 12.1 but battery drain is a software glitch that
is not showing the battery percentage accurately. Due to this bug the battery initially
will not show any drain for long time, or may increase in percentage without
charging. But after some times it will move to actual percentage randomly
making it look as very fast or sudden drain of battery in iPhone 6s/iOS 12.1.
How to fix Battery drain iPhone 6s/5s/SE and iOS 12.1/iOS 12.2:
Fix 1 : Reinstall the iOS 12.1 update
*Please
make sure to take iPhone backup before doing restore
The
battery software glitch could be due to improper installation/up gradation to
iOS 12.1. And in order to fix that you should reinstall the iOS 12.1 as fresh.
You
need to setup the iPhone as new, reinstalled everything from scratch and once
you have done that everything should start to work normally.
To know
how to reset/restore iPhone go to below link:
https://support.apple.com/en-in/HT201252
Fix 2 : Location and Background Location.
In
setting you can check which app is using
location services.
- You can optimize
your battery life by turning off Location Services for the app in iphone. Turn off
in Settings > Privacy > Location Services.
- In Location
Services settings , you can see each app listed with its permission setting. Apps
that recently used location services have an indicator next to the on/off
switch.
Fix 3: background activity
There
can be apps that are putting you iPhone busy doing work constantly and causing
it to exhaust battery of iPhone. To improve battery life, you can turn off the
feature that allows apps to refresh in the background. Go to Settings ->
General -> Background App Refresh and select Wi-Fi, Wi-Fi & Cellular
Data, or Off to turn off Background App Refresh .
Mail
apps are usually the most battery consumer, If the Mail app lists Background
Activity, you can choose to fetch data manually or increase the fetch interval.
Go to
Settings > Accounts & Passwords > Fetch New Data.
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