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oneplus 8.1 help update to latest version

  1. G1568371503120
    Cupcake Jul 12, 2020

    G1568371503120 , Jul 12, 2020 :
    hello guys i accidentally erase everything on my device using twrp recovery and i successfully flash the android 8.1 oos 5.1.2 and now i want to update it to the latest version which is android 10. I've already downloaded the full zip file of the update android 10 but after i use to upgrade it in the local upgrade it always says installation failed. i need help from you guys. thanks
     

    #1
  2. Waveform Modifier
    Marshmallow Jul 12, 2020

    Waveform Modifier , Jul 12, 2020 :
    I think you may need to go to one of the 9.0.x version before continuing up to the current build (due to the semi project treble support). I can't remember which build on the top of my head though.
     

    #2
    G1568371503120 likes this.
  3. G1568371503120
    Cupcake Jul 12, 2020

    G1568371503120 , Jul 12, 2020 :
    thank you I'll try it
     

    #3