Learn how to install a scanner and then use it to scan pictures and documents in Windows.

In the Printers & Scanners window, check to see if the printer is already installed the list of installed printers. A list of printers is displayed. It might take a few minutes for the list of printers to finish …

Perform an offline scan with Microsoft Defender Offline. If you're in an enterprise, see the Microsoft Security Intelligence website for in-depth information about unwanted software.

If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.

Find answers to common questions about Microsoft security software, including updates, where to download, and common software errors.

Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.

Learn how to use virus and threat protection options in Windows Security to scan your device for threats and view the results.

Using a camera or webcam, take pictures, take videos, scan codes, scan documents, and scan whiteboards with the Windows Camera app. QR codes or barcodes can be scanned when scanning …

To find out if an app or program is installed in Windows, select Start > Settings > Apps.

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.