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OxygenOS Rollback ROM

  1. F_張東尼_DtSX
    Honeycomb Nov 22, 2019

    F_張東尼_DtSX , Nov 22, 2019 :
    Hi,

    Where can I find the rollback ROM from Android 10 stable to Android 9 stable.

    The phone is Hong Kong version.

    Thanks.
     

    #1
  2. Kytharsis
    Marshmallow Nov 22, 2019

    Kytharsis , Nov 22, 2019 :
    H2OS or OOS?
     

    #2
    buntycubal likes this.
  3. F_張東尼_DtSX
    Honeycomb Nov 22, 2019

  4. Kytharsis
    Marshmallow Nov 22, 2019