Nokia 2660 Flip Random Shutdowns

Make sure your phone is charged, backup your messages, and then reset your phone. To perform a factory reset via the Settings menu (Settings > System > About > Restore factory settings).

If you've charged your battery and it's randomly shutting down, the battery may have reached the end of its life cycle and will need to be replaced. Follow this guide to replace the battery in your Nokia 2660 Flip phone.

If your battery is working, it may be that the motherboard is damaged and has failed. To replace the motherboard, follow this guide.