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- Create Date February 3, 2021
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Stock Firmware or a Stock ROM is official software that is designed by the OEM manufacturer for a particular device. This file is required to fix any software related issue on your ONN Surf 7. If you are facing any problem with your device, your final attempt will be to re-install the stock ROM. This way, you can restore your device back to stock ROM. This guide will be more useful to those users who always want to try rooting, installing mods or custom ROM.