How to modify the preview window clarity in win7

How to modify the definition of the preview window in win7? The preview window in win7 system is a very useful function, which can be used to simply view file details. However, recently some friends said that the preview window is not clear enough and cannot be seen clearly. So how should we modify the preview window? What about the clarity? Below, the editor will bring you a tutorial on setting the clarity of the win7 preview window.

win7 preview window clarity setting tutorial

1. Use the combination shortcut key win key r key to open the run window, enter "regedit" and press Enter to confirm opening. Registry Editor.

2. After opening the Registry Editor window, expand "HKEY_CURRENT_USERSoftwareMicrosoftWindowsCurrentVersionExplorerTaskband", then right-click the blank space in the right pane to create a new "DWORD (32-bit)" Value" and name it "MinThumbSizePx".

3. In the open editing window, set its numerical data to 450, set the base to "Decimal", and then click the "OK" button.

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