Since you are planning to replace it, first unlock the bootloader of the old device. Then install whatever version of android is available for your device on xd

Since you are planning to replace it, first unlock the bootloader of the old device. Then install whatever version of android is available for your device on xda-developers.com Always check exact version/model (US model, Indian Model, etc) before flashing ROMs Full Guide to unlock - https://gearallnews.com/how-to-unlock-the-bootloader-of-samsung-galaxy-note-2/ https://gearallnews.com/how-to-unlock-the-bootloader-of-sams... Your phone's XDA page - https://forum.xda-developers.com/galaxy-note-2 https://forum.xda-developers.com/galaxy-note-2 Check out what Custom ROM you want here https://forum.xda-developers.com/galaxy-note-2/orig-development https://forum.xda-developers.com/galaxy-note-2/orig-developm... Use TWRP to flash ROM - https://forum.xda-developers.com/showthread.php?t=1938733 https://forum.xda-developers.com/showthread.php?t=1938733