If you've
disabled Auto Brightness, enable it again from Settings - > General - > Accessibility - > Display Accommodations.
The icons used are not stock Android, and in the notification shade there's an Auto button for enabling and
disabling the auto brightness that you won't generally find on most other Android phones.
Not exact matches
Auto brightness is easy to
disable, however, allowing you to choose from a wide spectrum of
brightness.
In our video test, where we
disabled Wi - Fi and set the
brightness to
auto in a fairly well - lit room, it lasted for 8 hours 49 minutes playing a standard def file.
Battery life is already reasonable at somewhere between 5 - 8 hours of active play time depending on how graphically intensive your games are and the screen
brightness — as a tip, I'd suggest
disabling the default «
auto -
brightness» setting as it can prove very distracting — but you'll be able to upgrade to higher - capacity batteries with relative ease once they become available.
Setting your display
brightness higher and
disabling auto -
brightness is one trick, although this will reduce battery life in low - light conditions.
The best practice seems to point to
disabling the
auto -
brightness.
When we run battery benchmarks (PCMark and Geekbench), we calibrate the display to 200 nits and
disable all
auto -
brightness and screen - dimming features.
All settings were default except Wi - Fi was associated with a network and
Auto -
Brightness disabled.
Actually, your battery would drain more with it
DISabled (the setting even says underneath it, «Turning off
auto -
brightness may affect battery life.»)
Just like you reduce the smartphone screen's
brightness yourself and
disable auto -
brightness, do it on your notebook PC too.
I've
disabled Huawei's
auto -
brightness because that tries to cheat by aggressively dimming the screen.
If you're familiar with power saving modes on other phones, then you know this reduces the screen
brightness, limits the background activity of apps,
disables email
auto - sync, and reduces sound and visual effects.