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IT Pro: Deployment of Xink Add-in (Microsoft 365)

This article is intended for use by the Microsoft 365 administrators, IT Administrator, and Systems Administrator.

Follow these steps to mass deploy the Xink Outlook add-in to your employees. The purpose of this Add-in is to have multiple signatures for Outlook on the Web and some Customers that would prefer Outlook Addin instead of Xink client. The add-in only works with Microsoft 365 Exchange Online and does not work with On-Premise Exchange.

Part 1 - Download Xink add-in manifest

Go to and sign in with your Xink administrator account. Click "Get manifest" to download the file named "XinkOutlookAddinManifest.xml".

Part 2 - Deployment of the Xink add-in

Login to and upload "XinkOutlookAddinManifest.xml", choose "Upload custom app".

Upload "XinkOutlookAddinManifest.xml":

Select the target group or you may select the Entire organization.

Choose which users you want to deploy to and finish the setup. Note that it may take several hours before an add-in is visible to the users:

Find the Xink addin when writing an email in Outlook on the web.

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