Windows Vista Application Compatibility Updates are software updates that address regular application compatibility issues in Windows Vista. Microsoft introduces Windows Vista Application Compatibility Updates frequently.

If you want to immediately install this update, follow these steps:

1. Just click on the Start button, click All Programs, and then click Windows Update.

2. In the direction-finding pane, click on Check for updates, along with then pursue the steps to set up all suggested updates.

This article is planned for a start to halfway PC user.