If you are unable to open the AirDroid Cast web version, you can try the following steps to resolve the issue:
Check your network connection: Ensure that your device is connected to a reliable Internet connection. You can try connecting to other websites to confirm if the network is working properly.
Clear browser cache: The cache in your browser may cause the website to not load. Try clearing your browser cache and reloading the webpage.
Use a different browser or device: Sometimes, certain browsers or devices may not properly load certain websites. Try using a different browser or device to access the website. (AirDroid Cast web version currently supports Chrome and Edge, while support for other browsers is under development)
If you have tried the above methods and still cannot open the AirDroid Cast web client, please check if the browser is blocking the AirDroid Cast web client's cookies. Allowing cookies should restore its functionality.