Works fine now ... try this link ...
Quick Employer Forms Login:
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Log out of TurboTax and Delete
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sure there is no check mark for "remember me" until you get this
If still no luck, then do the above steps again, and if your browser has private browsing/incognito mode, try using a private window to access the TT site.
If still having problems, you can try a different browser if you have one available.