Help:Update profile passwords in Outlook
The process for updating a password to Outlook when you have multiple profiles enabled is not straightforward
Follow these steps:
Go to File > Info > Account Settings > Manage Profiles
The "Mail Set-up" dialogue will default to the first profile in the list. To see the rest of your profiles click on "Show Profiles..."
Select the profile you wish to modify
Click on the Properties button
A new "Mail Set-up" dialogue will appear. Select "Email Accounts..."
Under the Email tab, select the email address you want to change the password to
Click on the "Change..." sub-menu item
This will now allow you to change your password and any other parameters you need to change up.
Clicking Next will test the connection before saving your changes