2) From the left-side menu, select the Microsoft CSP option
3) The ‘Microsoft CSP’ page opens:
4) Scroll down to the ‘Subscriptions’ section and click on the Manage Subscription button corresponding to the subscription for which you want to attach the add-on for:
5) A new page will appear:
6) Corresponding to the add-on you want to purchase, click the PLUS (+) icon to add the # of limits:
7) The Due now message will be displayed on your screen. Click on Update limits to continue:
8) Review and confirm your order in the pop-up window and then click the Confirm button:
9) The newly purchased add-on will now be listed under ‘Add-Ons’ section.