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

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.

Scan your document according to the instructions for your scanner, and save it to your computer as a .pdf file. In Word, click File > Open. Browse to the location of the PDF file on your computer and click …

Jan 12, 2007 · If this happens, you can use the Deployment Image Servicing and Management tool (DISM) and the System File Checker tool (SFC) to scan your system files and restore any corrupted …

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 scan specific files or folders, right-click a file or folder, select Show more options, and then select Scan with Microsoft Defender. When the scan is complete, you'll see the Scan options page letting …

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Run a malware scan manually Run a quick scan Turn Defender Antivirus real-time protection on or off To learn more about the Windows Security app and all its features, see Windows Security App …

在大部分情況下，Windows 會自動探索並安裝本機連線的掃描器，以及位於網路中的掃描器。 不過，如果未自動探索並安裝掃描器，本文會說明如何手動安裝掃描器。 安裝後，本文將介紹如何掃描圖片 …