Samsung Galaxy Note 2 was launched in 2012 after the success of Galaxy Note. It has a huge 5.5″ Super AMOLED screen with a resolution of 720×1280 pixels. It has a Quadcore 1.60GHz Exynos 4412 processor, 2GB of RAM. When it was released, it ran on Android 4.1.1 Jelly Bean OS.
CyanogenMod team have made custom ROM – CM 12.1 running on Android 5.1 and this time Sprint version of the Galaxy Note 2 is the lucky device. Sprint Note 2 may get Android 5.1 update later but if you wish to install the CM 12.1 ROM on Sprint Note 2, follow the guide below.