Click on Add Source
Click on (1.) Link
Click on (2.) Add
Add the link to the (1.) Link line. I used the link of my free PS4
Activate the (2.) Custom resolution
Adjust the (1.) Width
Adjust the (2.) Height
Click on (3.) Add source
Important info!!!
The overlays are adapted to OBS it may be possible that my size settings don't work with TikTokStudio. If it doesn't work do this increase the width and height until the overlay is displayed correctly.
The last thing you need to do is place the overlay the way you need it