Nokia Lumia 520 Custom Rom
Modifying your device carries inherent risks. Flashing a custom ROM will: Void any remaining warranty (though likely expired). Potentially "brick" the device, rendering it unbootable. Result in the loss of all data currently on the phone.
Some developers created custom ROMs within the Windows ecosystem. These are essentially debloated versions of Windows 10 Mobile, tweaked to run faster on the 520’s limited hardware. While they offer a speed boost, they do not solve the lack of apps. Nokia Lumia 520 Custom Rom
The Nokia Lumia 520 holds a legendary status in the smartphone world. Released in 2013, this budget powerhouse became the best-selling Windows Phone device of all time. While Microsoft has long since ended support for Windows Phone 8.1 and Windows 10 Mobile, a dedicated community of developers has kept this hardware alive. Modifying your device carries inherent risks
The Nokia Lumia 520 runs Windows Phone 8/8.1 , not Android. Unlike Android phones, there is no traditional "custom ROM" (like LineageOS) that lets you run a different version of Windows Phone or a full Android OS smoothly. The bootloader is locked, and the Secure Boot architecture prevents unsigned OS installation. Result in the loss of all data currently on the phone