Fixing Maximum Screen Brightness Issue in Windows Defender Report

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Ngày cập nhật gần nhất: 15/4/2026

Upon updating Windows 10, an issue arises in the Windows Defender Report indicating that your computer is set to maximum brightness, potentially harming the battery lifespan. To address this problem, users need to rectify the maximum screen brightness issue in the Windows Defender Report.

In Windows 10, users are automatically provided with Windows Defender as the default security tool. Developed by Microsoft, this tool aims to safeguard your operating system by combating viruses and malware, making it suitable for the current scenario of rapidly spreading threats like the WannaCry virus. Windows Defender is consistently accessible via the Windows 10 Taskbar. While you can hide the Windows Defender icon on Windows 10 to avoid notifications, such as when it alerts about maximum screen brightness, suggesting a reduction to save battery, this method does not address the maximum screen brightness issue in the Windows Defender Report. To effectively resolve this issue, users need to follow the straightforward instructions below.

Steps to Fix Maximum Screen Brightness Issue in Windows Defender Report:

Step 1: Press Start or the Windows key on your keyboard. Type Power Options and press open Power Options.

Step 2: In the Power Options interface, click on Change plan Settings in the marked power scheme. In the image, it is Balanced.

Step 3: Here, pay attention to the Adjust plan Brightness section which is set to maximum.

Step 4: Drag the Adjust plan Brightness slider to 50%. Perform this on both On Battery and Plugged in. Finally, click Save Changes to save the operation.

Frequently Asked Questions

What steps should I take to fix the maximum brightness issue in Windows Defender?

To resolve the maximum brightness issue, press the Start key, type 'Power Options,' and select it. Click 'Change plan settings' for your power scheme, then adjust the brightness slider to 50% for both 'On Battery' and 'Plugged in,' and save changes.

Does Windows Defender provide effective protection against malware threats?

Yes, Windows Defender effectively protects against malware threats. It is designed to combat viruses and other malicious software, making it a suitable option for safeguarding your Windows 10 system.

Why does Windows Defender report maximum brightness affecting battery lifespan?

Windows Defender reports maximum brightness because it can lead to excessive battery consumption. Reducing brightness can help extend battery life, which is crucial for portable device users.

Is it possible to hide the Windows Defender icon in the taskbar?

Yes, you can hide the Windows Defender icon from the taskbar. However, this only stops notifications without addressing any underlying issues like the maximum brightness warning.

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