The old Chrome lacks modern root certificates. Fix: You can often ignore the warning (click "Advanced > Proceed to site"), but this is risky. Alternatively, use a local proxy to filter traffic. Generally, if you see this, the browser is too old for modern web standards.
While not a portable version provider itself, Slimjet hosts a large archive of official Chrome offline installers for Windows, Linux, and Mac that can be manually converted into portable formats. Step-by-Step Installation Guide google chrome portable old version
While staying updated is generally recommended, several practical scenarios justify rolling back to an earlier release: The old Chrome lacks modern root certificates
Never download portable Chrome from random forums, torrents, or file-hosting sites (they often bundle malware, miners, or proxy backdoors). Generally, if you see this, the browser is
Downloading an old version of Google Chrome Portable can be a bit tricky, as Google doesn't provide direct links to older versions of the browser. However, there are a few methods you can try: