Configuring Outlook remains more or less the same across versions from 2010 to 2016. Some of the windows may appear slightly different but the process is much the same.
When installing an account via a profile manager you can sometimes lose existing accounts. Multiple accounts can safely coexist within Outlook when you add the account manually.
Start by going to File > Info and click the Add Account button.
On the next screen don't fill in anything - simply select Manually configure server settings or additional server types
Next, select Internet E-Mail and click Next.
Here is where you fill in the good stuff. Enter your information as appropriate:
Your Name: what you want to appear as "from" on your email ("Billing" or "Info" is sometimes used, FYI)
E-mail Address: your full email address firstname.lastname@example.org
Account Type: IMAP <-- this is important
Incoming Server: We will provide this to you
Outgoing Server: We will also provide this (likely the same as incoming)
User Name: your full email address email@example.com
Before clicking "Next" click the More Settings... button. You will see something like this below. Click the Outgoing Sever tab and select the option Use same settings as my incoming mail server.
Next, click the Advanced tab and do the following in the following order (otherwise it will reset what you enter):
Next to Use the following type of encrypted connection choose SSL.
Enter the following numbers in the appropriate boxes:
Incoming server (IMAP): 993
Outgoing server (SMTP): 465
Click the Test Account Settings... button on the window. If everything is entered as it should be a test email should be sent. You will the see the screen below:
That's it! Click Finish and start emailing!