Remove Lock Code In Nokia N900 ^new^ Direct
This rarely removes the lock code if it is already set, but it can clear temporary glitches. With the device on, open the keyboard and type: Ctrl + Shift + Backspace Hold these keys until the device vibrates or restarts. This clears caches but generally does not touch the secure lock code settings.
If you enter the wrong code five times, the device will usually lock you out for a specific period (often 5 minutes or more) before you can try again. Brute-forcing it is impractical. To solve this, we need to bypass the system checking the code or reset the code entirely. Remove Lock Code in NOKIA N900