HTC One User Manual page 61

3. If you've used HTC One for a long time since the last charge, swipe
left or right to scale the graph that details battery usage over time.
You can also spread your fingers or pinch to scale the graph.
Getting the battery to last longer
How long the battery can last before it needs recharging depends on how
you use HTC One. HTC One power management helps to increase battery
life.
In times when you need to extend the battery life more, try out some of
these tips:
Check your battery usage
Monitoring your battery usage helps you identify what's using the most
power so you can choose what to do about it. For details, see
battery usage on page 60.
Manage your connections
Turn off wireless connections you're not using.
§
To turn on or off connections such as mobile data, Wi‑Fi, or
Bluetooth, go to Settings and tap their On/Off switches.
Turn GPS on only when a precise location is needed.
§
To prevent some apps from using GPS in the background, keep the
GPS satellites setting off. Turn it on only when you need your
precise location while using navigation or location-based apps. Go
to Settings and tap Location to turn this setting on or off.
Your first week with your new phone 61
Checking