How-to-simply...

Disable animated GIFs in Firefox use solid background for better RDP performance

  • 1 about:config
  • 2 image.animation_mode none
  • 3 privacy.resistFingerprinting true
    Disables a few types of web-based tracking, including animations triggered by JavaScript or CSS
  • 4 Configure stylesheet extensions
    * {
    background-image: none !important
    background-attachement: scroll important!
    }

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