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Settings and security
Installing a digital certificate
Use client and Certificate Authority (CA) digital certificates to enable HTC Desire 728G dual sim to
access VPN or secured Wi-FI networks, and also to provide authentication to online secure servers.
You can get a certificate from your system administrator or download it from sites that require
authentication.
§ You must set a lock screen PIN or password before installing a digital certificate.
§ Some apps such as your browser or email client let you install certificates directly in the app. See
the app's help for details.
1. Save the certificate file in the root folder on HTC Desire 728G dual sim.
2. From the Home screen, tap
3. Tap Install from storage.
4. Browse to the certificate and select it.
5. Enter a name for the certificate and select how it will be used.
6. Tap OK.
Pinning the current screen
For added security when showing your phone to someone else, use the screen pinning option to lock
the display on the current app.
You can set a screen lock to prevent others from unpinning the screen.
1. From the Home screen, tap
2. Under Advanced, tap Screen pinning, and then tap the On/Off switch to turn it on.
If you've set a screen lock, choose whether you want to be prompted to unlock the screen
with your PIN, password, or pattern before unpinning.
3. To require a screen lock for unpinning, do one of the following:
§ If you haven't set a screen lock yet, tap Lock device when unpinning to set your screen
lock.
§ Tap Ask for unlock pattern before unpinning if its On/Off switch is not turned on.
4. Open the app that you want.
5. Press
, and then tap
If you're using the card view, press and hold the thumbnail of the latest app you opened, and
then drag it up a little bit to see the
6. To unpin the screen, press and hold
> Settings > Security.
> Settings > Security.
on the app thumbnail.
icon.
and
at the same.
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