Puppeteer_better Download_host Not — Working

/** * @type {import("puppeteer").Configuration} */ module.exports = { downloadBaseUrl: "https://your-mirror-url-here", }; Use code with caution. 3. Update .npmrc

If you have updated the variable and it still fails, check for these common issues: puppeteer_download_host not working

If you are behind a corporate firewall, the installer might still try to use system proxy settings even if a custom host is specified. You may need to configure HTTPS_PROXY or HTTP_PROXY environment variables. /** * @type {import("puppeteer")

A more robust method introduced in later versions is to use a configuration file in your project root. Create a file named .puppeteerrc.cjs and add: javascript You may need to configure HTTPS_PROXY or HTTP_PROXY

PUPPETEER_DOWNLOAD_HOST was often misunderstood as just a hostname (e.g., mirror.com ), but it actually functions as a URL prefix that requires the protocol (e.g., https://mirror.com ).

The environment variable PUPPETEER_DOWNLOAD_HOST is likely not working because it has been in recent versions of Puppeteer (specifically version 20 and above). The library now uses PUPPETEER_DOWNLOAD_BASE_URL to define custom mirror locations for browser binaries. Primary Solutions