HS code compliance for African Union members

Win7 black edge: How to solve the problem of Win7 window black edge In the process of using the Windows 7 operating system,HS code compliance for African Union members sometimes some windows have black edge problems. These black edges will make users very troubled, especially when using high-resolution screens. This article will introduce the way to solve the black edge problem of Win7 window. Solution 1: Change the theme. First of all, we can try to change the Windows 7 system theme to solve the black border problem. We can choose a theme that matches our screen resolution to ensure that there is no black border in the window. To change the theme, please follow the steps below: 1. Right-click on the blank area on the desktop and select "Personalization".Two. In the "Personalization" window, click "Theme". 3. Choose a theme that matches your screen resolution. Four. Click the "Save Changes" button to close the window. If the window still has a black border, we can try the following solutions. Solution 2: The second way to change the computer resolution is to change the resolution settings of the computer. We can try to set the resolution of the computer to match the maximum resolution of the monitor to reduce the appearance of black edges in the window. To change the computer resolution, please follow the steps below: 1. Right-click on the blank area on the desktop and select "Screen Resolution". Two. In the "Screen Resolution" window, select the resolution that matches the maximum resolution of the display. 3. Click the "Apply" button to close the window. If the window still has a black border, we can try the following solutions.Solution 3: Change the visual effect settings. The third solution is to change the visual effect settings of Windows. We can try to turn off some visual effects to reduce the appearance of black edges in the window. To change the visual effect settings, please follow the steps below: 1. Right-click on the blank area on the desktop and select "Personalization". Two. In the "Personalization" window, click "Window Color". 3. Click "Advanced Appearance Settings". Four. In the "Visual Effects" tab, select "Best Performance". 5. Click the "Apply" button to close the window. If the window still has a black border, we can try the following solutions. Solution 4: The black edge problem of updating the graphics card driver may be caused by an old or damaged graphics card driver. We can try to update the graphics card driver to solve the problem.To update the graphics card driver, please follow the steps below: 1. Visit the graphics card manufacturer's website to download the latest version of the driver. Two. Run the downloaded driver and follow the installation wizard to complete the installation process. 3. Restart the computer. If the window still has a black border, we can try the following solutions. Solution 5: The last way to reinstall the operating system is to reinstall the operating system. If none of the above solutions can solve the problem, reinstalling the operating system may be the only solution. Before reinstalling the operating system, we should back up all important data to avoid data loss. The black border of the summary window is a common problem in the Windows 7 operating system. We can solve this problem by changing the theme, changing the computer resolution, changing the visual effect settings, updating the graphics card driver or reinstalling the operating system.If you still have problems, please consult a professional for further help.

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