Huawei P9 - Power Management; Viewing Battery Usage Statistics

Accessibility Features
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Open an item : Double touch any part of the screen using one finger to confirm your selection
from the previous step.
For example, if you want to open Settings , two steps are required: Touch the Settings icon once
using one finger, and then touch twice on any part of the screen.
Configuring the TalkBack settings
TalkBack settings can be customized to suit your individual needs.
1 Open Settings .
2 Touch Advanced settings > Accessibility > TalkBack > .
3 You can adjust the feedback volume, audible feedback settings, control gestures, and more.
Audible password prompts
This feature provides audible feedback for visually impaired users. When you enter a password,
your phone will read out the letters as you type. This feature requires TalkBack to be enabled.
1 Open Settings .
2 Touch Advanced settings > Accessibility and then turn on the Speak passwords switch.
Text To Speech (TTS) output
This feature converts text into speech for visually impaired users. This feature requires TalkBack
to be enabled.
1 Open Settings .