Microsoft Windows通过其^{(Microsoft Windows)}Microsoft 安全功能^{(Microsoft Security feature)}为每个系统提供所需的保护，使其免受新的和不断发展的恶意软件的侵害。它会自动扫描您的系统以检测并根除任何病毒或恶意软件^{(virus or malware)}。但是，有时您可能会怀疑文件或应用程序是否可以安全继续使用。在这种情况下，您可以使用Microsoft Security^{(Microsoft Security)}执行手动扫描以扫描该特定文件或应用程序^{(file or application)}。因此，要了解如何在我的计算机上运行病毒扫描^{(virus scan)}、如何在Windows 7上扫描病毒以及了解Windows Defender快速扫描与全面扫描，请阅读本指南直到最后。

如何在我的计算机上运行病毒扫描？^{(How do I Run a Virus Scan on my Computer?)}

由于Windows 安全^{(Windows Security)}中心允许用户执行 Quick、  Full或 ^(or )Windows Defender Offline Scan，我们已经一一起草了所有这三种扫描方法。您可以按照这些扫描方法中的任何一种来检测和消除系统中的恶意软件。

注意：^(Note:)建议将您的数据备份到外部硬盘驱动器或云存储^{(cloud storage)}中，以确保数据安全。此外，在开始扫描之前保存对当前打开的文件所做的所有更改。

选项 I：运行快速扫描^{(Option I: Run Quick Scan)}

使用快速扫描^{(Quick scan)}，您可以在 10-15 分钟内快速搜索 Windows 7/10 PC 上的病毒/恶意软件。Windows Defender快速扫描与完全扫描之间的主要区别在于，在快速扫描中，仅搜索最有可能捕获恶意软件的文件和文件夹，而在完全扫描中，会进行彻底检查。

1. 同时按Windows + I keys 打开 设置^(Settings)。

2. 在这里，点击 更新和安全^{(Update & Security)}，如图所示。

3. 转到 Windows 安全^{(Windows Security)} 菜单并单击 病毒和威胁防护^{(Virus & threat protection )}，如下图所示。

4. 单击 快速扫描 ^{(Quick scan )}按钮以快速扫描您的 PC 中的任何恶意软件。

5. 如果发现任何恶意软件，请单击 开始操作^{(Start actions)} 以 删除^(remove) 或 阻止^(block) 它们并重新启动您的 PC。

另请阅读：^{(Also Read:)}您需要为Android 设备安装^{(Android Device)}防火墙^(Firewall)吗？

选项二：运行全扫描^{(Option II: Run Full Scan)}

通过Windows 安全^{(Windows Security)}中心的全面扫描，您可以扫描硬盘上的所有文件和当前正在运行的程序以消除病毒。另一方面，快速扫描在通常发现威胁的文件夹中执行扫描过程。这是Windows Defender^{(Windows Defender)}快速扫描与完全扫描之间的区别。

注意：^(Note:) 完整扫描至少需要几个小时才能完成。将显示一个进度条^{(progress bar)}，显示估计的剩余时间和到目前为止扫描的文件数。同时，您可以继续使用您的计算机。

1. 使用选项 I^{(Option I)}中说明的步骤1-3^{(Steps 1-3)}到达 病毒和威胁防护选项卡^{(Virus & threat protection tab)}。

2. 单击 右侧窗格中的扫描选项 ^{(Scan options )}。

3. 选择 全面扫描^{(Full Scan)} 选项并单击 立即扫描^{(Scan now)} 按钮开始该过程。

4. 扫描完成后，将列出发现的所有威胁。通过单击“ 开始操作^{(Start Actions)}” 按钮立即解决它们。

另请阅读：^{(Also Read:)}如何禁用 Windows 10 防火墙

选项 III：运行 Microsoft Defender 脱机扫描^{(Option III: Run Microsoft Defender Offline Scan)}

Windows计算机中存在的任何恶意软件都可以使用Windows Defender扫描进行修复。它本质上是一个内置的扫描工具^{(scanning tool)}，可以摆脱系统中难以处理的software viruses/malware。 

1. 像之前一样导航到病毒和威胁防护选项卡^{(Virus & threat protection tab)}。

2. 单击 右侧窗格中的扫描选项 ^{(Scan options )}。

3. 在这里，单击Windows Defender 离线扫描^{(Windows Defender Offline scan)} > 立即扫描^{(Scan now)}。

4. Windows Defender将检查并删除系统中存在的恶意软件，并且您的Windows PC 将^{(Windows PC will restart)}自动重新启动。

5. 扫描结束后，您将收到扫描结果通知。此外，由此发现的所有恶意软件和/或病毒都将被隔离^{(quarantined away)}在系统之外。

常见问题 (FAQ)^{(Frequently Asked Question (FAQ))}

问：您应该多久在计算机上运行一次病毒扫描？^{(Q. How often should you run a virus scan on your computer?)}

答。^(Ans.)建议您经常^{( frequently)}对系统进行病毒扫描，以避免任何病毒侵入^{(virus trespassing)}以及进一步的文件和应用程序损坏。

推荐的：^{(Recommended:)}

• 如何在Windows 10上^{(Windows 10)}修复系统文件^{(Repair System Files)}
• 适用于Android的8个最佳手机清洁器应用程序^{(Best Phone Cleaner Apps)}
• 如何阻止或取消阻止^{(Block or Unblock Programs)}Windows Defender 防火墙^{(Windows Defender Firewall)}中的程序
• 如何用安卓手机^{(Android phone)}扫描二维码^{(Scan QR Codes)}

我们希望您能找到如何对我的计算机^{(how do I run a virus scan on my computer)}查询运行病毒扫描的答案。继续访问我们的网站以获取更多很棒的提示和技巧，并在下面留下您的评论。

How do I Run a Virus Scan on my Computer?

Microsoft Windows provides eνery syѕtem the protection it needs from new and evolving malware roaming out there with its Microsoft Security feature. It will automatically scаn your syѕtem to detect and eradicate any virus or malware. However, sometimes you may doubt about a file or an application if it is safe to continue using it. In that сasе, you cаn perform manual scans with Miсrosoft Security to scan that particulаr file or application. So tо gеt an answer to how dо I run a virus scan on my computer, how to ѕcan for viruses on Windowѕ 7, and also tо learn about Windows Dеfender quіck scan vs full scan, read this guide till the very end.

How do I Run a Virus Scan on my Computer?

As Windows Security allows users to perform either Quick, Full, or Windows Defender Offline Scan, we have drafted all three of these scan methods one by one. You can follow any of these scan methods to detect and eliminate malware from the system.

Note: It is recommended to back up your data into an external hard drive or on cloud storage to ensure data safety. Also, save all changes made to the currently open files before beginning the scan.

Option I: Run Quick Scan

With Quick scan, you can quickly search for viruses/malware on your Windows 7/10 PC in 10-15 minutes. The primary difference between Windows Defender quick scan vs full scan is that in quick scan only files & folders most likely to catch malware are searched whereas in full scan, a thorough check is done.

1. Hit Windows + I keys simultaneously to open Settings.

2. Here, click on Update & Security, as shown.

3. Go to the Windows Security menu and click on Virus & threat protection as depicted below.

4. Click Quick scan button to quickly scan your PC for any malware.

5. If there is any malware found then, click on Start actions to remove or block them and restart your PC.

Also Read: Do You Need a Firewall for an Android Device?

Option II: Run Full Scan

With the full scan in Windows Security, you can scan all files and currently running programs on your hard disk to eliminate viruses. On the other hand, the quick scan does the scanning process in the folders where the threats are commonly found. This is the difference between Windows Defender quick scan vs full scan.

Note: A full scan will take at least a couple of hours to finish. A progress bar showing the estimated time remaining and the number of files scanned so far will be displayed. You can continue using your computer in the meanwhile.

1. Reach the Virus & threat protection tab with Steps 1-3 explained in Option I.

2. Click on Scan options in the right-pane.

3. Select the Full Scan option and click the Scan now button to start the process.

4. Once the scan is complete, any and all threats found will be listed. Immediately resolve them by clicking on the Start Actions button.

Also Read: How to Disable Windows 10 Firewall

Option III: Run Microsoft Defender Offline Scan

Any malware present in the Windows computers can be fixed using the Windows Defender scan. It is essentially an in-built scanning tool that can get rid of difficult software viruses/malware in your system. 

1. Navigate to Virus & threat protection tab as earlier.

2. Click on Scan options in the right-pane.

3. Here, click on Windows Defender Offline scan > Scan now.

4. Windows Defender will check for and remove malware present in your system, and your Windows PC will restart automatically.

5. Once the scan is over, you will be notified of the scan results. Additionally, all malware and/or viruses thus found, will be quarantined away from the system.

Frequently Asked Question (FAQ)

Q. How often should you run a virus scan on your computer?

Ans. It is recommended that you should do a virus scan on your system frequently to avoid any virus trespassing and further files and applications getting corrupt.

Recommended:

• How to Repair System Files on Windows 10
• 8 Best Phone Cleaner Apps for Android
• How to Block or Unblock Programs In Windows Defender Firewall
• How to Scan QR Codes with an Android phone

We hope you got the answer to how do I run a virus scan on my computer query. Keep visiting our site for more cool tips & tricks, and leave your comments below.

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