Optionally, you can configure the 24Files 360View.
This allows you to show the files related to child objects on the parent object record page.
Assume for example that you want to see all files related to all Opportunities (=child object) on the Account (=parent object) record page.
Then you would configure 24Files 360 View as shown below:
Next, add the 24Files Lightning Component to the Account record page and magic happens: you will see files related to all Opportunities for that account.