1. Check whether your network connection is good. You can try to reconnect to the network or change the network environment.
Please make sure that the link you downloaded is correct. Sometimes the link may be expired or invalid.
3. If you are using antivirus software or firewall software, please confirm whether the download is blocked, and you can try to close these softwares before downloading.
4. Try downloading with different browsers or devices.
If the above methods still can't solve the problem, you can contact Tuhua online customer service for consultation, and they should be able to help you solve the problem better.