Download KitKat 4.4.4 stock firmware for Oppo 1107 smartphone from here or here. Download previous firmware from here.
Firmware details
Archive: OPPO_1107_4.4.4_20170104
Image: OPPO_1107_SJJL_ROM_20170104C
Model: Oppo 1107 smartphone
Image file size: 650 MB
Platform: Qualcomm Snapdragon 410 MSM8916
Build number: msm8916_32-user 4.4.4 KTU84P eng.root.20151215 release-keys
Platform: Qualcomm Snapdragon 410 MSM8916
Build number: msm8916_32-user 4.4.4 KTU84P eng.root.20151215 release-keys
Caution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data.
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