| Issue | Probable Cause | Resolution | | :--- | :--- | :--- | | | File placed in a subfolder or file renamed. | Move file to Root Directory; ensure filename matches original download. | | Device stuck on Logo Screen | Interrupted update or corrupted file. | Force restart (Hold Power button for 15s). If unresponsive, contact support for recovery mode instructions. | | Settings Reset | Standard procedure for major version jumps. | Reconfigure EQ settings, Bluetooth pairings, and screen brightness manually. |
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