Microsoft Download Center Archive
 | Modal Dialog Performance Fix for Internet Explorer 11 for Windows 8.1 |
This update addresses performance degradation after installing the MS14-037 Cumulative Security Update for Internet Explorer.
- After applying the MS14-037 Cumulative Security Update for Internet Explorer, web applications that implement the use of consecutive modal dialogs can become very slow to update and may become unresponsive over time. After you install this item, you will have to restart your computer.
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Files
 | Status: DeletedThis download is no longer available on microsoft.com. The downloads below are archives provided by the Internet Archive Wayback Machine from the Microsoft Download Center prior to August 2020. |
| File | Size |
|---|---|
 Windows8.1-KB2991509-x86.msuSHA1: 01b25877f5f3dcdbe368e465deeed80289d94fca | 7.13 MB |
System Requirements
Operating Systems: Windows 8.1
- Windows 8.1
- Internet Explorer 11
- Important: You must apply MS14-051 Cummulative Security Update for IE before installing this fix.
Installation Instructions
- Click the Download button on this page to start the download, or select a different language from the Change language drop-down list and click Go.
- Do one of the following:
- To start the installation immediately, click Run.
- To save the download to your computer for installation at a later time, click Save.
- To cancel the installation, click Cancel.