Fix problems that block programs from being installed or removed
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. The troubleshooter provides steps for you to follow. If a program isn't listed in the uninstall options, you'll be asked for that program's product code.
How to troubleshoot Windows Installer errors - Microsoft Support
Insert the CD or DVD media, and then let the installation auto-start. Browse to the CD, DVD, removable media, or other location where the programs installation files are stored, and then double-click the Setup program. The setup file is typically one of the following:
Configure Startup Applications in Windows - Microsoft Support
Learn how to optimize system performance by managing startup applications in Windows.
Uninstall or remove apps and programs in Windows
There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled. You can try to repair a program first, if it's just not running correctly.
Remove specific prevalent malware with Windows Malicious Software ...
Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families). For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.
Repair apps and programs in Windows - Microsoft Support
In the search box on the taskbar, enter control panel and select Control Panel from the results. Select Programs > Programs and Features. Right-click the program you want to fix and select Repair, or if that’s not available, select Change. Then follow the directions on the screen. For more tips, see Repair an Office application.
Make older apps or programs compatible with the latest version of ...
Learn how to get older apps or programs to run on Windows 10 or Windows 11 by adjusting compatibility settings.
How to install programs from a disc - Microsoft Support
Alternatively, if installation doesn't start automatically, browse the disc to find the program setup file, usually called Setup.exe or Install.exe. Open the file to start installation. How to install programs from online sources on Windows 10. See how to install programs from a disc from.
Download and install apps - Microsoft Support
Learn how to download and install apps you need from your Microsoft 365 business subscription.
Windows Update Assistant - Microsoft Support
Windows users can start the assistant from this article.