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Detailed explanations can be found at https://docs.microsoft.com/fr-fr/office/dev/add-ins/testing/troubleshoot-manifest
Activating/deactivation the content picker for certain Office 365 apps.
In the manifest.xml, in the “hosts” section you can comment certain apps to activate the Wedia Content Picker for certain Office 365 apps. For example, to deactivate the Content Picker for Excel, comment this part :
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