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You may try the following steps to show the security tab on Windows 10:
    Type regedit in RUN dialog box and press Enter. It'll open Registry Editor. Now go to following key:
    HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
    In right-side pane, create a new DWORD NoSecurityTab and set its value to 0. 
    It'll immediately add "Security" tab for all files and folders properties window. 
    If it doesn't add the tab, you can log off, restart your system and check.

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    Press Windows + R key to launch Run command.
    Type regedit and click OK.
    Navigate to this location: HKEY_CLASSES_ROOT \ Directory \ shellex \ PropertySheetHandlers
    Check if this particular key is present: {ef43ecfe-2ab9-4632-bf21-58909dd177f0}
    If it’s present, then check if there is any space or incorrect character in the key.
    Then right click on it and delete. If the key is missing, then proceed with step 6 to create a key
    Then right click PropertySheetHandlers and select New, then click on Key.
    Copy and paste the key {ef43ecfe-2ab9-4632-bf21-58909dd177f0}, then press enter.
    Close the registry and check the folder properties menu.