For those of you who want to upgrade your Samsung Galaxy Note 3 to the latest Android 8.1 Oreo, you are in luck as there is a stable version of Lineage OS 15.1 ROM that you can run on it if you have one of the models supported. While Samsung has stopped updating stock firmware since Android 5.0 Lollipop, you can still grab the latest and best Android 8.1 Oreo and easily install it. Now, this is an AOSP ROM(What is AOSP?), meaning you won’t be able to get any TouchWiz apps (Samsung apps that depend on Samsung firmware). As far as the S-Pen goes, it still works you will just have to use a 3rd party app(such as Squid) which work just the same.
Having trouble installing an Android 6.0 Marshmallow or Android 7.0 Nougat custom ROM? Our failproof method for TWRP has worked flawless for many phones on Lollipop but with Marshmallow you may still have FC (force closing) problems when installing a custom ROM.
For those of you who want to install the new Oxygen OS on the OnePlus One Android smartphone, you will first need to root your phone.
For those of you who want to install custom ROMs on your Android smartphone or tablet, you will want to certainly learn how to backup and restore ROM. This will work on most Android smartphones with TWRP recovery installed including Galaxy Note 4/3/2/1, S5/S4/S3/S2, Note Edge, HTC One, Nexus 6/5/4/7/10, and many more.