Reliability improvements for Windows 8.1: June 2015


This article describes a reliability update for Windows 8.1. Install this update to improve the general reliability of Windows 8.1 under conditions of typical use.

How to obtain this update

Microsoft Download Center

The following updates are available for download from the Microsoft Download Center:

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.


To apply this update on Windows 8.1, you must first have update 2919355 installed.

Restart requirement

You may have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any previously released hotfix.
File information


Learn about the terminology that Microsoft uses to describe software updates.

Article ID: 3054256 - Last Review: Jul 14, 2015 - Revision: 1

Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Pro