If you have
a problem with settings on the product control panel, you can reset
them to their factory defaults. You can choose which settings to
reset or reset them all.
Press
the
home button, if necessary.
Select
Setup.
Scroll
down and select Restore Default
Settings.
Select
one of these options:
Wi-Fi/Network Settings: Resets all network
settings.
All except Wi-Fi/Network Settings: Resets all
control panel settings, except for network settings.
All Settings: Resets all control panel
settings.
You see a confirmation screen.
Select
Yes to reset the selected settings.
(Select No if you want to cancel the
operation.)