5.How to update the Bluetooth firmware of BTR11?

  1. Please update the FiiO Control App to the latest version (Click the link to get the latest Android version: https://forum.fiio.com/note/showNoteContent.do?id=202105071628040377809&tid=17
  2. Ensure that the FiiO Control App is the latest version. Enter My devices->Tap the BTR11 to complete the connection. After a successful connection, it will enter the BTR11 firmware update page.
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