- Login to the Exchange Admin Center.
- Step 1 -> Click on Servers.
- Step 2 -> Click on one of the servers.
- Step 3 -> Click on the Pencil.
- Step 1 -> Click on Outlook Anywhere.
- Step 2 -> Enter in the URL (this is normally what you set on you certificate)
- Step 3 -> Enter in the URL.
- Step 4 -> Select your authentication.
- Click on Save.
Do the same for your other exchange servers.
Hope it helps