Click Start - Run, open the dialog box, enter "regedit", and click OK to open the Registry Editor.

Open in the Registry Editor: HKEY_CLASSES_ROOT - .docx, right-click docx, select New - Key, name it "ShellNew", right-click ShellNew, select New - String Value, Name it "FileName".

Double-click the FileName single attribute and fill in "word.docx" in the numerical data. At the same time, double-click to open its attribute by default and fill in "word.docx" in the numerical data. It's added now.

Use the same method to open in the registry editor: HKEY_CLASSES_ROOT——. —String value named "FileName". Double-click FileName to open the attribute and fill in "excel.xlsx" in the numerical data. At the same time, double-click to open its attribute by default and fill in "excel.xlsx" in the numerical data.

Use the same method, open in the registry editor: HKEY_CLASSES_ROOT——.pptx, right-click pptx, select New——Item, name it "ShellNew", right-click ShellNew, select New—— —String value named "FileName". Double-click FileName to open the attribute and fill in "powerpoint.xlsx" in the numerical data. At the same time, double-click to open its attribute by default and fill in "powerpoint.xlsx" in the numerical data. Now open the right-click menu and you can see the function icons of OFFICE

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