Solve the problem of download delay with IE8 under Win 7

According to tests, when downloading software using IE 8 under Windows 7, there is always a delay in downloading pop-ups (about 2 seconds or even longer), but there is no such problem under Windows XP. For more than a month, the author asked some users and actively sought solutions.

Windows XP/Vista/7 download delay test

After the author’s constant attempts, the solution finally found is quite ": After setting Windows Defender to the disabled state in the Control Panel, the "Real-Time Protection" that is turned on by default is canceled.

Disabling Windows Defender in Windows 7 and canceling real-time protection

I am puzzled by the same network environment, the same In the hardware environment, the same application and download mode, the problem of downloading with IE 8 in Windows 7 a month ago has always existed, and when the system is reinstalled, the problem no longer occurs. Why?

Related instructions:

1. The above problems only appear in the company's local environment. In addition, in the newly installed Windows 7 system, (activated, this is for the test software, the author will delete the activated system within one month). In the case of not using the above solution, the delay problem Did not appear again.

2. The installation and usage environment are basically the same;

3. The company's network environment is basically fixed and stable.

4. After the new installation of Windows 7 system, the problem did not appear again.