The Windows Installer 3.1 redistributable system component will install on the following operating systems:
If this issue occurs, you can remove the update by using Windows Installer 3.1. There are some cases in which you do not have the option to remove an update when you use the Add or Remove Programs tool.
How to remove an update by using a Windows Installer The computer must be running Windows Installer version 3.0 or version 3.1 before you install the removable update. This issue may occur if the computer did not meet the prerequisites at the time that the update was installed. Known issue that may occur when you try to remove Office updates The computer meets the prerequisites, but you can't remove an update Uninstall option will be available in the toolbar.
If you are a student, teacher, or faculty member and have an active school email address, you may be able to get Microsoft 365 for free and get Word, Excel, and other Office tools.When you install either of these service packs, the Add or Remove Programs tool is updated to display Windows Installer updates under the product name. To enjoy the unlimited features of Microsoft 365, you still need to pay for the software.
However, you don’t get the full version and all features of Office.
To get Microsoft Office for free, you can also go to to use various Office apps for free. You can cancel the subscription any time you want. It requires you to enter a credit card number. After your 1-month of free trial, if you want to continue to use it, you will be charged $99.99 to subscribe to Microsoft 365 Family plan.