Step by Step How to Add a Purge All Button
1. Right-click any blank area near a toolbar. Select “Customize…”
2. Click “Create a new command button”.
3. The default name for the new command is “Command 1”.
Select it and then click Expansion Button at bottom-right corner to show the hidden part of the Customize User Interface.
4. Fill in Macro with ^C^Cpurge all * n
5. Copy above in red, do not add or omit any space (space means Enter)
6. Assign it a name and select an icon image.
7. “Customizations in All Files” → “USER” → “Toolbars” → “New Toolbar”
8. Assign a name to the new toolbar.
9. Drag the new command to the new toolbar.
10.Press OK
11.Now you will find a new toolbar in the screen, drag it to a proper location.
It is ready to use now!