Lost custom rooms

I had all these setup but now thereby disappeared

Hello,
We sincerely apologize for the inconvenience caused.
To help us further investigate the issue, kindly provide the following information:

Device SN (serial number)
Current firmware version
A detailed description of the issue (screenshots of the app interface are recommended)

Once we receive the information, we will promptly coordinate with our technical team to analyze and resolve the issue.
Thank you for your understanding and support!