朱斌 Published at: 2025-11-12

How to upgrade the device for usbc/lilgtning version

For LARK M2
A: The mobile version can be upgraded via the Holly Audio APP.
1. If the firmware is the latest, it will show [!] icon, you can click to check the firmware info
2. If it needs update, it will show [↑] icon, you can click to do the upgrade.
Note:
  • The app cannot run in the background during the upgrade which may cause the upgrade interrupted.
  • The transmitter cannot be turned off and must be connected to a stable power source during the upgrade.
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