How to distribute Email Signature web add-in for Outlook?

This article explains how to deploy the web add-in for Outlook application and the prerequisites for doing so.

Go to the Microsoft 365 Admin Portal (https://admin.microsoft.com)
Click Settings
Click Integrated apps
Click on the button Deploy Add-in
Click on Next
Choose Upload custom apps
Select Choose file
Select the manifest file from your computer that has been sent by Templafy
Click Upload
Before completing the deployment, you can assign users. You will be met with different options:
- Deploying to Everyone
- Deploying to Specific users/user groups
- Deploying to Just me
After choosing the users, select the preferred deployment method. We recommend the default option.
Click Deploy

Please note, the web add-in for Outlook Online will not work in incognito mode, since the API is blocked
Internal/External email signatures on Mac requires Outlook New UI for Mac, version 16.38.506 or above (as well as Templafy manifest version 1.0.0.12 or above)