Install /e/ on a Fairphone FP4 - “FP4” (beta)

@Alex.A Is the wiki only for FP2 or also FP3? As its the second time someone stumbles over it, we should maybe add that its not for FP4, because

@OvO I think in the above its already clarified at least that the wiki doe not work and data can def not be backed up using TWRP

Edit: @OvO reg ADB backup you might want to read this thread