After install magento 2.3.3 in wamp3 magento admin panel 404 error,
Website Front-end working good.
Screenshot : https://snipboard.io/dsBSXa.jpg
@Aveeva please use index.php in the url and check the results.
You can use the url localhost/mage2/index.php/admin .
Change it accordingly.
Did you try as @Rahul Gupta suggested?
Adding index.php in admin URL and check?
If it's not working then we can suggest more solutions to get it working.