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Rollback GM21BA via OnePlus 7 Pro

  1. Az3xGOD
    Cupcake Aug 4, 2021

    Az3xGOD , via OnePlus 7 Pro , Aug 4, 2021 :
    Is there any way to rollback the European version? I've looked everywhere and it seems rolling back the gm1913 version gives an error in the installation process, I've only seen success with the gm1911 model and others, please help, oxygen os 11 made everything worse
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    #1
  2. Artemus.
    Community Hero 2020 Aug 5, 2021

    Artemus. , Aug 5, 2021 :
    What's the error you're getting?
     

    #2
    Aaron2017 likes this.
  3. nerdkabir
    Jelly Bean Aug 5, 2021


    #3
    Artemus. likes this.
  4. Az3xGOD
    Cupcake Aug 5, 2021

    Az3xGOD , via OnePlus 7 Pro , Aug 5, 2021 :
    Whenever I try to install the rollback version that is provided , I get an error that says system update installation failed
     

    #4
  5. Az3xGOD
    Cupcake Aug 5, 2021

    Az3xGOD , via OnePlus 7 Pro , Aug 5, 2021 :
    Câmera died and battery drains quick
     

    #5
  6. Az3xGOD
    Cupcake Aug 5, 2021

    Az3xGOD , Aug 5, 2021 :
    LMAO GUYS WHAT A JOKE OF A PHONE, DID MSM TOOL WENT BACK TO ANDROID 9 THEN UPGRADED TO 10 NOW MY REAR CAMERA IS WORKING, FRONT CAMERA IS DEAD BUT I DONT CARE
     

    #6
  7. Az3xGOD
    Cupcake Aug 5, 2021

    Az3xGOD , Aug 5, 2021 :
    nvm android 10 killed it aswell lol ill just Stay on 9 till i buy a new phone
     

    #7