Some of native plug-ins are available for using but as I click on it does not respond and Vegas goes frozing. It happens during the editing process.
For your reference please note my PC configurations, which I believe are able to handle Vegas Pro 20 plug-ins easily.
Operation System: Windows 11 Pro 64-bit
CPU: Intel Core i9 9980XE @ 3.00 GHZ
RAM: 128 GB DDR4 @ 1600 MHZ
Motherboard: ASUSTeK COMPUTER INC. PRIME X299-A (LGA 2066 R4)
Graphics: DELL P2715Q (3840x2160@60Hz)
Graphics: 4095MB NVIDIA Quadro RXT 5000
Storage: Five (3) Sumsung SSD 1TB + 1 Sumsung SSD 2TB