Description of the security update for Internet Explorer 11 for systems that do not have security update 2929437 or 2919355 installed: May 1, 2014


  Microsoft has released security bulletin MS14-021. Learn more about how to obtain the fixes that are included in this security bulletin:

How to obtain help and support for this security update

Help installing updates:
Support for Microsoft Update

Security solutions for IT professionals:
TechNet Security Troubleshooting and Support

Help protect your Windows-based computer from viruses and malware: Virus Solution and Security Center

Local support according to your country:
International Support

Windows 7 and Windows Server 2008 R2 file information
Windows Windows 8.1 and Windows Server 2012 R2 file information

How to determine whether you are running a 32-bit or a 64-bit edition of Windows

If you are not sure which version of Windows that you are running or whether it is a 32-bit version or 64-bit version, open System Information (Msinfo32.exe), and review the value that is listed for System Type. To do this, follow these steps:
  1. Click Start, and then click Run, or click Start Search.
  2. Type msinfo32.exe and then press Enter.
  3. In System Information, review the value for System Type.
    • For 32-bit editions of Windows, the System Type value is x86-based PC.
    • For 64-bit editions of Windows, the System Type value is x64-based PC.
For more information about how to determine whether you are running a 32-bit or 64-bit edition of Windows, click the following article number to view the article in the Microsoft Knowledge Base:
827218 How to determine whether a computer is running a 32-bit version or a 64-bit version of the Windows operating system

Article ID: 2964444 - Last Review: May 21, 2014 - Revision: 1