A developer on XDADevelopers website called TheRealQubix created an app file which lets you do that without rooting your device. It runs in the background and bypasses your TV remotes home button to the custom launcher instead of stock launcher.

What are the Benefits of a custom launcher?

One of the main reason to use a custom launcher rather than a stock one is that you get a better experience than the stock one.Home screen customization is another feature which you get on an Android TV OS launcher or any other custom launcher.You get more simplified home screen rather than a whole never-ending waterfall of content’s thumbnails.

Steps to Install custom launcher on Fire TV OS

Conclusion

This is the only way which can help you add a custom launcher on your Fire TV OS. This apk also eliminates the need for rooting your TV to do that. Rooting your TV is risky as well as it may void your TV’s warranty so it is better to use this app. If you find any difficulty installing this app or running it then tell us in the comments below.