Help with merge tags

Hello, I need to retrieve data from page 1 of a form into page 2 of the same form as a summary of what was checked or ordered.
I tried to retrieve via the merge tags found on the Notifications and placed in an html block of the form but the information is not displayed.
Could someone please help me?

Copy data from one page to a later page in Gravity Forms cannot be done with any built in feature of Gravity Forms. You can use the GravityWiz “Populate Anything” perk:

Of if you prefer not to purchase another plugin, you can use the gform_pre_render filter, as shown here, to copy values from one page to a later page in a multi-page form: