ShortPoint Add-In should be uploaded to your App Catalog and then added to your SharePoint sites. Follow this article in order to add ShortPoint Add-In.


Before You Begin


You should as an admin enable the custom scripts on your sites and also create App Catalog in order to add ShortPoint Add-In


Step 1: 

Login to your Office 365 admin center page with administrator account, then choose Admin

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Step 2: 

Go to SharePoint Admin Center


Or in the new admin center


Step 3: 

Select Apps then Click on App Catalog



Step 4: 

Open Apps for SharePoint




Step 5: 

Upload ShortPoint Add-In (ShortPoint.Online.app)


Extract the zip file you downloaded you received from shortpoint.com, and you will find ShortPoint.Online.app

Note: if you requested to download the Offline Add-In, the file name will be ShortPoint.Offline.app

Important: You should have one ShortPoint file uploaded to the app catalog at all times







References:



Next: Add ShortPoint App to SharePoint Site