1. Confirm the installation method. After downloading the installation file, run the installation program as an administrator and double-click the installation package to install it.

2. Try using another browser. If you are using a Chrome browser, try installing it with Firefox or IE.

3. Turn off software killing and firewall. Some software will block the installation of controls, and then install controls after closing.

4. Clear the browser cache, clear the cache, Cookie and other information in the browser settings, reopen the browser, and then install the control.

5. After restarting the computer, try to install the control again.