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Use Magnifier to make things on the screen easier to see
To quickly turn on Magnifier, press the Windows logo key + Plus sign (+) . To turn off Magnifier, press the Windows logo key + Esc. If you prefer using a mouse, select Start > Settings > Accessibility > Magnifier, and then turn on the Magnifier switch.
Microsoft .NET Framework Repair Tool is available
The Microsoft .NET Framework Repair Tool detects frequently occurring issues that affect Microsoft .NET Framework setup or updates. The tool tries to resolve those issues by applying known fixes or by repairing corrupted installations of the supported .NET Framework versions. The tool has an easy-to-use, wizard-based user interface (UI).
Activate Windows - Microsoft Support
Activate Windows using a product key. A product key is a 25-character code, that looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. During installation, you'll be prompted to enter a product key. Or, after installation, to enter the product key, select the Start button, and then select Settings > System > Activation > Update product ...
Windows Startup Settings (including safe mode) - Microsoft Support
Under PC settings, tap or click Update and recovery, and then tap or click Recovery. Under Advanced startup, tap or click Restart now. Once your PC restarts, on the Choose an option screen, tap or click Troubleshoot. If you don't see the Startup Settings option, tap or click Advanced options. Tap or click Startup Settings and then Restart.
Troubleshoot problems updating Windows - Microsoft Support
The following tips can help you pinpoint the issue affecting your device. Before you begin, make sure your device is plugged into a power source and connected to the internet. Then, try the steps listed below to get your PC to update. Some updates require administrator access. If your account doesn't have administrator access, see Create a ...
How to use the PC Health Check app - Microsoft Support
How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...
Disk cleanup in Windows - Microsoft Support
Disk cleanup in Windows. To delete temporary files: In the search box on the taskbar, type disk cleanup, and select Disk Cleanup from the list of results. Select the drive you want to clean up, and then select OK. Under Files to delete, select the file types to get rid of. To get a description of the file type, select it.
Remove malware from your PC in Windows 8.1 or Windows 7
Select the Start icon, type Windows Defender, and then press Enter. Select the History tab. Select All detected items, and then select the View details button . The Windows Defender Offline scan will automatically detect and remove or quarantine malware.
Applies To: OneDrive (home or personal)
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.
Use the System File Checker tool to repair missing or corrupted system ...
Swipe in from the right edge of the screen, and then tap Search.Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.Type Command Prompt in the Search box, right-click Command Prompt, and then click Run as administrator.If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.