Summary:
This post supports you to hard reset Nokia Lumia 800 to restore its factory default settings via menu and hard keys.
Text: how to hard reset nokia Lumia 800
If you are facing these following cases, it would be better for you to hard reset Nokia Lumia 800 device. After this hard reset process, your device settings will restore to factory data.
- My Nokia Lumia 800 keeps reboot when I run few apps.
My device keeps reboot when I click to run apps. Simply I uninstalled it, but my Nokia Lumia 800 is still not working properly.
- I updatad my device software but it not works as expected.
I connected my Nokia Lumia 800 with my PC via a USB data cable and used Zune to restore your backed up content and the earlier version of my phone software. It remains working improperly.
- My Nokia Lumia 800 phone software alway been frozen. It is no use to soft reset.
If you are suffering from these issues above, just scroll to and click the PDF Guide download link to get the guide file. It will show you how to hard reset Nokia Lumia 800 to factory default settings via mene and via hard keys manually.

