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.
Zip and unzip files - Microsoft Support
To decompress a single file or folder, double-click the compressed folder to open it. Then, drag or copy the item from the compressed folder to a new location. This article explains how to zip and unzip files.
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. 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.
Defragment / optimize your data drives in Windows - Microsoft Support
Learn how to use Manage and Optimize Drives to keep your disk and data drives defragmented and at top performance in Windows.
Can't open .EXE files in Windows 7 or Windows Vista
Resolve issues where you cannot start .EXE files on Windows 7 and Windows Vista.
Repair apps and programs in Windows - Microsoft Support
Repair options from the Settings page. Select Start > Settings > Apps > Apps & features. Select the More icon next to the app you want to fix. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.
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. 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.
How to install programs from online sources on Windows 10
In your web browser, select the link to the program. Select Save or Save as to download the program. Most antivirus programs like Windows Defender will scan the program for viruses during download. If you select Save, the program file is saved in your Downloads folder. Or, if you select Save as, you can choose where to save it, like your desktop.
Zip and unzip files - Microsoft Support
In Windows, you work with zipped files and folders in the same way that you work with uncompressed files and folders. Combine several files into a single zipped folder to more easily share a group of files. Press and hold (or right-click) the file or folder, select (or point to) Send to, and then select Compressed (zipped) folder.
Configure startup applications in Windows - Microsoft Support
Learn how to optimize system performance by managing startup applications in Windows.