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Oppo F1s Official Update 6.0 Marshmallow Rom


Good News Dear Oppo user. OPPO F1s is pleased to announce that a software to Android 6.0 Marshmallow is now available to be downloaded and installed.

Upgrade instruction

Installation Steps

💡 Remember ! when you hard reset to your smartphone, you must backup your all data, because after hard reset you lost your all important data from internal memory.We provide a link how to Backup Android Device


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