Firmware details
Archive: Lenovo A830 4.2.1 fw
Platform: Mediatek MT6589
Archive file size: 515 MB
Model: Lenovo A830 smartphone
Image: Lenovo_A830_GF_SJJL_ROM_20150514 & Lenovo_A830_SJDS_ROM_20150514
Build number: A830-user 4.2.1 JOP40D A830_S119_130827 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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