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.)