Pixelated or Static Videos look like this:We know that this 'pixelated' issue sometimes can happen with some Nvidia cards and Intel Chipsets; especially on laptops.
If this is happening to you, check to see if your game executable is running in some kind of Compatibility mode and disable it. (Right-click the exe and choose Properties. Go to the Compatibility tab and disable it)
Overall, we recommend making sure that your video drivers are up to date, and to change anything that might interfere with the Encoding: Troubleshooting Recording Issues
If you continue to have this issue despite following some of the instruction, please let us know by creating a Support Ticket with Logs. How to Send Client Logs