Download this Tecno Spark 4 (KC8) firmware flash file (stock ROM) to un-brick and restore your device to its default, factory state. If you previously rooted or modified the system partition in any way, flashing this stock ROM will overwrite all existing modified system files to replace with factory software. Ensure to backup all valuable data on the phone, like contacts, messages, app data, etc. This is usually a necessary step before flashing, or resetting your smartphone or tablet. After this process is complete, all data on the device is completely lost. Again, ensure to charge the phone to at
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