1. Click Subscription.
2. Check out the CRM Editions and click Upgrade for the corresponding Edition to which you want to upgrade.
3. In Store, under Plan Details section, do the following:
   
   • Select the Payment Duration as Monthly or Yearly.
   • Specify the number of user licenses that you want to purchase.
     
   • Select the additional Storage, if required, from the drop-down list.
4. Review the purchase details and click Place Order.
5. Under Review Order section, click Confirm Order.
6. Under Payment Details section, enter the payment details and click Make Payment.
   Your CRM account will be upgraded. 
   

To upgrade from one Paid Edition to another

1. Click Subscription.
2. In the Store, move your mouse pointer to the plan details and click Change Plan.
   
3. Check out the CRM Editions and click Upgrade for the corresponding Edition to which you want to upgrade.
4. Review the details and click Confirm.