Nokia G21 User Guide
• Press and hold the key to speak with Google Assistant. Ask your question and release the
key. You will see Google Assistant’s answer on your phone’s display.
If your country or region does not support Google Assistant, you can still use the Google
Assistant key:
• Press the key once to open Google Search.
• Press and hold the key to use Google voice search. Ask your question and release the key.
You will see Google’s answer on your phone’s display.
Switch off the Google Assistant key
To switch off the Google Assistant key, tap Settings > System > Gestures >
Google Assistant Button , and switch Google Assistant Button off.
BATTERY LIFE
There are steps you can take to save power on your phone.
Extend battery life
To save power:
1. Always charge the battery fully.
2. Mute unnecessary sounds, such
as touch sounds. Tap Settings >
Sound > Advanced , and under
Other sounds and vibrations , select which
sounds to keep.
3. Use wired headphones, rather than the
loudspeaker.
4. Set the phone screen to switch off after
a short time. Tap Settings > Display >
Advanced > Screen timeout and select
the time.
5. Tap Settings > Display >
Brightness level . To adjust the
brightness, drag the brightness level
slider. Make sure that Advanced >
Adaptive brightness is disabled.
6. Stop apps from running in the background.
7. Use location services selectively: switch
location services off when you don’t need
them. Tap Settings > Location and
disable Use location .
8. Use network connections selectively:
switch Bluetooth on only when needed.
Use a Wi-Fi connection to connect to
the internet, rather than a mobile data
connection. Stop your phone scanning for
available wireless networks. Tap Settings
> Network & Internet > Wi-Fi , and disable
Use Wi-Fi . If you’re listening to music
or otherwise using your phone, but don’t
want to make or receive calls, switch
the airplane mode on. Tap Settings
> Network & Internet > Flight mode .
Flight mode closes connections to the
mobile network and switches your device’s
wireless features off.
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