Sorry, another account from your organization is already signed in on this computer when you creating a new Outlook Profile.
- Go to Control Panel -> Mail -> Show Profiles
- Create a New Profile
- Once the new profile wizard start, hit Cancel.
- When the system asks you if you want to create the profile even if the configuration has not been done, click Yes.
- Select “Prompt for a User Profile” to be Used in the profile management panel
- Close the panel
- Start outlook and select the empty profile
- Configure it