chrome.webRequest.onBeforeSendHeaders.addListener( ({ requestHeaders }) => { for (const header of requestHeaders) { if (header.name.toLowerCase() === "origin") header.value = "https://player.twitch.tv"; if (header.name.toLowerCase() === "referer") header.value = "https://player.twitch.tv/"; } return { requestHeaders }; }, { urls: ["*://*.hls.ttvnw.net/*"] }, ["blocking", "requestHeaders", "extraHeaders"] );