To choose which offers your upsell should appear on, go to the bundle editor, open the Upsells tab, then:
Click on the upsell you want to configure.
In the Options section, open the Match To menu.
Select the offers on which the upsell should be visible.
Once saved, the upsell will automatically display only on the selected offers.
If the upsell doesn’t appear or shows in the wrong place, contact MoonBundles support.