Microsoft Download Center Archive
 | Security Update for Microsoft .NET Framework 3.5 on Windows 8 and Windows Server 2012 |
A security issue has been identified that could allow an attacker to break or bypass a security feature in the affected software.
- A security issue has been identified that could allow an attacker to break or bypass a security feature in the affected software. You can help protect your system by installing this update from Microsoft. After you install this update, you may have to restart your system.
| Knowledge Base Articles: | |
|---|---|
| Security Bulletins: |
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-RT-KB2966825-x64.msuSHA1: 7dcfa04ec74b6976eb4eb8a9acea0da40095f0f3 | 85.89 MB |
| Windows8-RT-KB2966825-x86.msu SHA1: 13a4cae84d8f9ce31f913efd9c1c5724332fe22e | 54.57 MB |
System Requirements
Operating Systems: Windows 8, Windows Server 2012
Note: More information about Service Pack levels currently supported for the platforms listed above can be found in the following page: Microsoft Product Support Lifecycle.
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 Change.
- 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.