To restart a device having integrated battery, press and hold the power key for about 8-10 seconds until the device switches off. Then you can switch your device on again normally.
- Why is the Chat app not working anymore on my Nokia S40, S60 or Symbian phone?
- How can I recover/reset/restore my phone software?
- Why does SMS message get converted to MMS message?
- My phone does not charge
- Where can I find information about WhatsApp, Skype, Angry Birds, Twitter, NimBuzz, Viber, Fring, or some other non-Microsoft application (3rd party application)?