While there isn't a traditional "installer.exe" for YouTube like you might find for other software, you can still "download" it as a standalone app on your laptop using technology. This creates a desktop shortcut and a dedicated window that feels exactly like an official app.
Here is how you can download YouTube on your laptop across different systems and browsers. how i download youtube in laptop
Google Chrome and Microsoft Edge make it very easy to "install" the website as an app. How to Install YouTube App on Windows 11 While there isn't a traditional "installer