If the Login button is missing from the Document Hub login page for some users:
Copy\paste the website directly into the browser rather than clicking a link in an email.
Clear the cache\history in the browser.
Try from a different browser.
If the Login button is missing from the Document Hub login page for some users:
Copy\paste the website directly into the browser rather than clicking a link in an email.
Clear the cache\history in the browser.
Try from a different browser.