Acer B1-780 User Manual download pdf (Page 44)

44 - FAQ and troubleshooting

System

information and

performance

How do I check

the OS version of

my device?

Open the Application menu and

tap Settings > About tablet to

check the OS version (Kernel/

build number) and other hardware

and software information.

Where can I find

my serial number

ID?

Open the Application menu and

tap Settings > About tablet >

Device Information.

Power

I couldn’t turn on

the device.

The battery power may be

depleted. Recharge the device.

See Charging your tablet on

page 8 for more information.

Storage

How do I check

memory status?

To check storage status, go to

Settings > Storage.

What do I do

when my device’s

internal storage is

full or almost full?

You may need to delete installed

apps or move media files to the

microSD card.

Unlock pattern

I forgot my unlock

pattern.

After five wrong entries, you can

reset your unlock pattern. Tap

Forgotten pattern? and enter

your Google account username

and password.

You must have an active Google

account on the tablet and an

Internet connection.

If this option is not available,

please contact your local Acer

service center.

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