If you add a WiiM device through the Home App, please make sure your mobile phone and the WiiM device are on the same network. 

  1. Tap Home Settings→Allow Speaker & TV Access→Anyone On the Same Network/Everyone in the Home App.
  2. Please Set the Require Password status to off. 
  3. Tap Back→Done. 
  4. Then use the Apple Music App to connect to the WiiM device and try to see if it can be connected.