Download stock firmware v1.3 for Xduoo X3II Portable Audio Player
This firmware is only for Xduoo X3II Audio Player. You can buy Xduoo X3II Audio Player from Banggood.com for a very good price.
Download stock firmware v1.3 for Xduoo X3II Portable Audio Player from here, here or here. Download previous firmware from here.
Firmware details
Archive name: X3II-V1.3
Archive file size: 34,4 MB
Firmware image: update.upt
Release Date: 2019.12.11
Upgrade firmware steps
1. Put “update.upt” file in to the root directory of the X20 TF Card.
2. Enter the System Settings, select the System Update, the player will automatically update.
3. The player will automatically restart after the update is completed, and enter the System Settings to see whether the system information about the player is the latest version.
Note: During the update, please make sure power supply. If did not find the update file when updating, please check if the update file in the TF Card’s root directory, or whether the file is corrupt, please copy again.
Firmware changelog
1. Fixed the problem that has noise when playing DSD music(D2P mode).
2. Optimize system
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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