m4n This issue was a bug present in the old firmware version. It has been resolved in the new version(V5.5.2) and will no longer occur. Please refer to the following tutorial to address it:
I. Resolving the Issue of the Name Changing to "104E-XXXX-XXXX"
Step 1: First, download and install FeasyBlue.
Step 2: Send the AT command AT+CFG=1 via FeasyBlue. Refer to the manual: FeasyBlue — OTA AT Commands.
Step 3: Exit FeasyBlue.
II. Upgrading the Firmware
Download the attached firmware update file(The file needs to be unzipped before import) and FeasyBeacon.
Perform the firmware upgrade according to the manual. Refer to: FeasyBeacon User Guide — OTA Upgrade.