How to download to my computer first? Because my internet connection is so slow.

I just subscription now.
Some video can't download? How to download to my computer first? Because my internet connection is so slow.
And then I can copy the video to my Oculus Quest?
For example: https://www.sexlikereal.com/scenes/june-lovejoy-the-foreign-teacher-going-to-a-love-hotel-after-her-lesson-20877
Thank you.

oDarkzAo
Some studios don't allow downloads, for example SodCreate in your link.

Rakly3 Thank you very much for confirmation.

Do the studios know that there's a very easy work around?