Asus Eee Pad Transformer TF101 - Manual (Page 2)

ASUS Eee Pad 
2. Ensure your Eee Pad has the minimum battery power as indicated on the
screen. We recommend you to connect the power adapter to your Eee
Pad before firmware update. Tap OK to continue.
3. To start firmware update immediately, tap Install.
Or you can assign a time for later update and tap Postpone.
4. Your Eee Pad will restart to complete firmware update. To confirm the
update result, check the Build number by tapping Apps > Settings >
About tablet.