The Victure M3 Bluetooth MP3 player can be updated to improve stability and Bluetooth compatibility by placing the firmware file, often obtained via official support channels, into the root directory of the device. Users should back up data, ensure at least 50% battery charge, and utilize the Settings menu to initiate the update process. For the latest official files and support, visit the Victure Device Database at device.report . 1. How to upgrade the M3? - FiiO
If OTA fails, use the manual method. This is often the for a camera stuck on a boot loop. victure m3 firmware update top