user_pref("gfx.offscreencanvas.enabled", true);
user_pref("javascript.options.shared_memory", true);
user_pref("javascript.options.wasm_memory64", true);
user_pref("dom.postMessage.sharedArrayBuffer.bypassCOOP_COEP.insecure.enabled", true);
user_pref("media.autoplay.default", 0);
