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.
- I cannot make a call on my Lumia phone
- I cannot share my Lumia’s internet connection with another device
- What can I do if get an error while trying to login to the mail account on my Nokia Lumia?
- What can I do to free up the phone memory on my Lumia?
- Can I download and save music or video email attachments to my Nokia Lumia phone?