Win10 right mouse button response slow how to do?

  
Does your Win10 have such a problem: click the right mouse button on the desktop to open the right mouse button menu, wait a few seconds, the right click menu will suddenly show up. Win10 mouse button is very slow, what should I do at this time?
Methods/Steps
1. First right click the start button in the lower left corner, click Run

2. Then type regedit, click OK

3. Then open HKEY_CLASSES_ROOT
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