How to install Win8.1 Update patch?

  

Microsoft Download Center officially released Windows 8.1 Update upgrade package. This upgrade package is the final official version. The patch installation method must be installed in the following order:

KB2919442, KB2919355, KB2932046, KB2937592, KB2938439, KB2934018.

Need to remind everyone that KB2919442 (32-bit, 64-bit) is a prerequisite for the Windows 8.1 update, you should install KB2919442 before attempting to install KB2919355. For example, the 32-bit version adds KB2934018 (71.9 MB) compared to the MSDN official version. The previous KB2949621 (1.06MB) is not included in the Windows 8.1 Update package.

The above patches include all updates from Win8.1 RTM to Win8.1 Update for all languages, such as Simplified Chinese/English.

▲ leaked version and official version of Win8.1 Update update verification results

Case 1: Users who have installed Windows 8.1 Update RTM leaked version of the four patches

Install as follows Patch:

1.KB2938439

2.KB2934018

Case 2: Users who have installed Windows 8.1 Update RTM leaked version of the patch

Install as follows Patch: KB2934018

Uninstall the following patch: KB2939087

Case 3: Users who have installed Windows 8.1 Update MSDN official version of the six patches

Install the following patch: KB2934018

Uninstall the following patch: KB2949621

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