Thanks to simultaneous deployment, this procedure will result in the installation on Outlook for Windows and on Outlook on the web at the same time.

After signing in to the Microsoft 365 admin center, navigate to settings and integrated apps:

Once on the integrated applications, click on the Add-ins tab

A new window will be opened, then click on deploy an add-in:

Click on "upload custom applications"

Select from a URL and enter the "manifest" link provided by your Letsignit project manager and click on upload:

Select the scope of the installation and click on next:

Save and finalize the procedure, your Letsignit add-in will be added to the list of your active add-ins.

# add-in #beta #microsoft #installation

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