After you submit a Google Form you will typically get to a page that says something generic like "Your response has been recorded." If you want to update the message your users see after they complete your google form you can! Open your Google Form in Edit Mode. Select the "Settings" tab to open the settings area. Select the Presentation Section to open it up. Select "Edit" beside the confirmation message. Enter your customizes message and select "save". You can press enter to add new lines, and you can also paste a complete URL starting with http if you want to add a link.
We bring you Tips and tricks for using Google Workspace. That includes Google Forms, Sheets, Slides, and the topics on Workspace Admin and Apps Script.