Disable Firefox malware by default
webgl.disabled browser.search.geoip.timeout datareporting.healthreport.documentServerURI devtools.devices.url dom.vibrator.enabled dom.vr.oculus.enabled dom.vr.oculus050.enabled dom.workers.websocket.enabled dom.webnotifications.enabled geo.wifi.xhr.timeout
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information