Tips or considerations before flashing another ROM?

[yvmuell]

I think thats the most official you can get here from other user reg. The warranty topic

Does rooting void warranty for Fairphone 4?

The Fairphone support has finally answered! You will need to be able to revert to the original Fairphone OS to be able to claim on warranty in most situations. Of course if it is clear that it is a purely mechanical issue, then the warranty will still apply. However, if the feature affected could possibly have been affected by an alternate OS, and you are unable to revert to FOS then the warranty would be void. (Boldening of text is mine) So basically, it’s as I suspected. If you install Li…