Hello!
The virtual background feature is somewhat taxing on your CPU. Because of this, there are minimum requirements to use it without a green screen. See here: https://support.zoom.us/hc/en-us/articles/360043484511-Zoom-Virtual-Background-system-requirements
Image only without a physical green screen
- Zoom desktop client, version 5.2.0 or higher
- Windows 7, 8, and 10 (64-bit)
- Supported processors
- Intel i3
- 2 cores or higher
- 5th generation or higher
- Intel i5
- 2 cores or higher
- 3rd generation or higher
- Intel i7
- 2 cores or higher
- 3rd generation or higher
- Intel i9
- 2 cores or higher
- 3rd generation or higher
- AMD
- 8 logical cores
- 3.0Ghz or higher
Image only with a physical green screen
- Zoom desktop client, version 3.5 or higher
- Supported processors
- Intel 2 cores with 2.0Ghz or higher (i5/i7 or AMD equivalent) processor
- AMD Ryzen 5/7/9 or higher
You can get an inexpensive green screen on Amazon or Webround.
Hope that helps and please make sure to mark the solution as accepted if this information is what you needed.
Thanks! Rick