Describes how to troubleshoot problems that occur when you install, uninstall, or upgrade a program on a Windows-based computer by using Windows Installer.

Resolution. Depending on the issue, use one or all of the following methods: Method 1: Unregister and re-register Windows Installer. Method 2: Verify the DCOM permissions. Method 3: Give Full Control permission to the SYSTEM account. Method 4: Verify the registry permissions. Method 5: Fix the broken security key for the MsiServer service.

Download and install or reinstall Office 2019, Office 2016, or Office 2013 - Microsoft Support. Office 2019 Office 2016 Office 2016 for Mac Office 2013. If this is the first time you're installing Microsoft 365 you may have some setup steps to do first. Expand the learn more section below.

For 64-bit: Windows6.0-KB942288-v2-x64.msu. For IA64 Platform: Windows6.0-KB942288-v2-ia64.msu. Installation of the Windows Installer 4.5 package requires a reboot to successfully update the required binaries. For more information, view How to obtain Microsoft support files from online services.

Launch the Microsoft Store app. Click Library. Click Get Updates. Click Update or Update All with the results that have been returned. Once you have your Xbox app for PC updated to 2311.1001.7.0 or newer, you can run the Gaming Services Repair Tool with these steps: Launch the Xbox app for PC. Click your Profile picture. Click on Support.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter. If you see the File Download box when you start downloading, select Run or Open.

Office for home Office for business. Step 1. Download the offline installer from your account portal. To download the offline installer, go to www.office.com. If you're not already signed in with the Microsoft account associated with your copy of Microsoft 365 or Microsoft 365 do that now.

Windows 10 Windows 8.1 Windows 7. You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

If you're having problems with Windows 11 on your PC or you want a fresh copy of Windows 11 without the clutter of old files or apps, you can reinstall Windows 11 to try and fix your issues and return your PC to a cleaner state.