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.
Fix problems that block programs from being installed or removed
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.
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.
Update drivers through Device Manager in Windows - Microsoft Support
Download the drivers for the desired device from the device manufacturer's site. Make sure to download the correct drivers that match the version and architecture of Windows. Once downloaded, if necessary, uncompress the downloaded drivers. Make a note of where the drivers are located on the Windows device.
Repair apps and programs in Windows - Microsoft Support
This article explains how to repair apps and programs in Windows 11 and use Settings to fix common app issues without reinstalling. You can repair some apps and programs if they're not running correctly. Note that you won't see repair, change, or modify options for all apps and programs. Repair options from the Settings page.
Use the System File Checker tool to repair missing or corrupted system ...
When critical Windows system files are missing or corrupted, your operating system may begin to malfunction. Common symptoms include Windows features not working properly, system errors, or Windows becoming unresponsive or freezing.
Backup, restore, and recovery in Windows - Microsoft Support
PC-to-PC transfer helps you move your files, settings, and preferences from one Windows device to another - no external drives or USBs needed. It's built to get you up and running fast while keeping your familiar experience intact, whether you're switching devices or upgrading.
Recovery Drive - Microsoft Support
Start your device from the USB drive that was created with Recovery Drive. The process to boot from a USB drive may vary by manufacturer, so refer to your device's manual if needed. Create a recovery drive to reinstall Windows in case you experience a major issue such as hardware failure.
January 29, 2026—KB5074105 (OS Builds 26200.7705 and 26100.7705 ...
The following summary outlines key issues addressed by the KB update after you install it. Also, included are available new features. The bold text within the brackets indicates the item or area of the change. If you installed earlier updates, your device downloads and installs only the new updates contained in this package.
Virus and Threat Protection in the Windows Security App
Real-time protection is a feature in the Windows Security app that continuously monitors your device for potential threats such as viruses, malware, and spyware. This feature ensures that your device is actively protected by scanning files and programs as they are accessed or executed.