I’m using the maximum number of devices allowed and can’t reset them.
The maximum number of devices you may use for the BOOK☆WALKER app are 7. Please follow the procedure below to refresh your device data.
When the number of devices reaches its limit, the following message will appear on the new device:
You are already using the maximum number of devices allowed. Do you want to reset your device information to use this device?
If you click OK, the registered devices will be reset, and you will be able to use up to 7 new devices.