1. Confirm whether the network connection is normal: To confirm whether the equipment is connected to the network normally, you can try to open other websites or applications. If it cannot be opened normally, there may be a problem with the network. If other websites and applications can be accessed normally, it may be that there is a problem with the server of litchi reading.

2. Clear the application cache: There may be cache problems in litchi reading. You can go to the device setup menu, find litchi reading in the application management, and then clear the cache and data.

3. Update the application version: If Litchi Reading is an old version, there may be compatibility problems. You can try to update the latest version.

4. Reinstall the application: If all the above methods fail, you can try to uninstall the litchi reading application and reinstall the latest version.