Your Nokia E90 is now a blank slate. You will need to:
There are two main methods: the (soft reset, keeps some data) and the Hardware Key Code (full factory reset, erases all data). For a true "Hard Reset" that wipes the device clean, use Method 2.
A hard reset will erase all data, contacts, messages, and installed applications from the device’s internal memory (C: drive). It will restore the phone to exactly the same state it was when you unboxed it. Always back up your data via Nokia PC Suite if the phone still turns on. How to Hard Reset NOKIA E90
When the confirmation message "Erase and restore factory settings?" appears, tap . Enter the default security code: 12345 . Method 3: Reset via the Settings Menu For a standard reset through the Symbian interface: Press the Menu button. Navigate to Menu > Settings > Phone > Phone Management . Select Factory Settings and then Delete data and restore . Confirm the operation by tapping Yes . Important Troubleshooting Tips Hard Reset NOKIA E90
If your Nokia E90 Communicator is lagging, crashing, or you’ve forgotten your security code, a is the most effective way to restore it to factory performance. Your Nokia E90 is now a blank slate
This is the most effective method if your phone is stuck or won't boot properly. your Nokia E90 completely. Press and hold these four buttons simultaneously: The "*" (Star) key The "3" key The "Call" (Green) button The "Power" button .
| Problem | Likely Cause | Solution | | :--- | :--- | :--- | | | You have a network-locked phone. A hard reset won’t remove carrier lock. | Enter the carrier unlock code. | | Formatting takes >10 minutes | Bad internal memory block. | Remove battery, restart process. If repeat fails, the NAND memory may be dying. | | Hard keys don't respond | Dirt under the keypad or failing flex cable (common in E90 due to hinge). | Try cleaning around keys with isopropyl alcohol. Use Method 1 instead. | | "Code Error" when typing #7370# | You are typing in the external keypad. | Open the clamshell and type the code on the internal QWERTY keyboard. | A hard reset will erase all data, contacts,
Disclaimer: The author is not responsible for any data loss or device damage. Hard resetting is a standard software procedure, but always ensure battery power is sufficient before proceeding.
This is the most reliable method for a completely frozen E90. It does not require navigating the menu. It works even if the phone is stuck on the boot logo. This is the true "Factory Hard Reset."