Chosen Solution
All of the sudden my iPad stopped working. It will let me enter the passcode, but an error message comes up: “Insert a valid SIM with no pin lock to activate iPad.” It also asks to enter a PUK code. Error message: PUK LOCKED. Thanks for helping.
Check this out: http://support.apple.com/kb/HT1316
hi i have a i pad and never ben used for a year now at i restore it now asking me about puk pasword which is i dont know please need your reply asap thanks for your kind and consideration
