How to restore an invisible Quick Access Toolbar
https://windowsreport.com/restore-invisible-quick-access-toolbar/
Reset Quick Access Toolbar Open Run and enter ‘regedit’ in the text box. Press Run’s " OK" button to open the Registry Editor. Navigate to this registry key: HKEY_CURRENT_USER\Software\ Microsoft\Windows\CurrentVersion\Explorer\Ribbon. Right-click the QatItems DWORD and select Delete. Now restart your desktop or laptop. Your Quick Access Toolbar will then be restored to its default layout.
Open Run and enter ‘regedit’ in the text box.
Press Run’s " OK" button to open the Registry Editor.
Navigate to this registry key: HKEY_CURRENT_USER\Software\ Microsoft\Windows\CurrentVersion\Explorer\Ribbon.
Right-click the QatItems DWORD and select Delete.
Now restart your desktop or laptop. Your Quick Access Toolbar will then be restored to its default layout.
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