: By-passing Microsoft's security to flash non-original firmware. Enable Mass Storage Mode
: A Linux-based OS that can run on the Lumia 520 (codename: nokia-fame), though many features like 3D acceleration and audio may be broken. Key Functionality & Known Bugs nokia lumia 520 custom rom work
Specifically ported for the Lumia 52x series if installing Android. ⚠️ Known Risks & Limitations nokia lumia 520 custom rom work