Try this, Select the page on which the laucnch was created
Select rferences -- Launches
Click on the specific launch then click on "Go to the page"
Go to the direct page URL e.g /content/launches/2021/10/13/test/content/mysite/us/en.html if you are tring to access from CRXDE.
Use http://localhost:4502/libs/launches/content/launches.html to view the list of launches currently created.
Regards
Albin I
www.albinsblog.com