When you try to download a file in Windows Internet Explorer 9, the download process stops at 99 percent and is never completed.
This problem occurs when you close the download page tab 15 seconds before the download can be completed.
Security update information
To resolve this problem, install the most recent cumulative security update for Windows Internet Explorer. To do this, visit the following Microsoft website:
For more technical information about the most recent cumulative security update for Windows Internet Explorer, visit the following Microsoft website:
This update was first included in security update 2530548 (MS11-050). For more information, click the following article number to view the article in the Microsoft Knowledge Base:
MS11-050: Cumulative security update for Internet Explorer: June 14, 2011