Como ativar ou desativar o antivírus (Windows Defender)

Introduction

This tutorial will guide you through the process of activating or deactivating Windows Defender on your Windows 10 computer. Whether you need to temporarily disable it for a specific task or want to ensure it’s running for protection, these steps will help you do so safely.

Step 1: Access Windows Defender Settings

1. Open the Settings on your Windows computer.
2. Navigate to Update & Security.
3. Click on Windows Security (previously referred to as Windows Defender).

Step 2: Disable Windows Defender

1. In the Windows Security menu, select Virus & threat protection.
2. Under Virus & threat protection settings, click on Manage settings.
3. Turn off the following options:
   • Real-time protection
   • Cloud-delivered protection
   • Automatic sample submission
4. Review any other active settings in this section and disable them as needed.

Tips

• Remember that disabling Windows Defender may leave your computer vulnerable. Proceed with caution and re-enable it as soon as possible.

Step 3: Activate Windows Defender

1. Return to the Virus & threat protection section.
2. Click on Manage settings again.
3. Toggle Real-time protection, Cloud-delivered protection, and Automatic sample submission back on.
4. If prompted, click Activate on any additional screens that appear to confirm the activation.

Step 4: Ensure Complete Activation

1. Make sure to click on Activate in the Windows Defender interface if prompted.
2. Check that all protective features are turned on.
3. If you have another antivirus program installed, you may see a message stating “Real-time protection: Processed by another AV program.” If this happens, you must disable or uninstall the other antivirus for Windows Defender to fully activate.

Conclusion

You now know how to activate and deactivate Windows Defender on your Windows 10 computer. Always ensure that your antivirus is active to protect your system. If you need to disable it temporarily, follow the steps provided and remember to re-enable it once you've completed your task. Stay safe online!