The old 1.4 build for Windows unfortunately stopped working a while ago, it can no longer make web requests due to outdated bundled SSL. There was some discussion with a workaround at
Regarding Chromebook: I had some success installing and running Picard in my Chromebook via the Linux compatibility, see Set up Linux on your Chromebook - Chromebook Help for how to enable Linux on ChromeOS.
But I never seriously used it, so I can’t say whether it runs well, and it has been a while since I tested this. But I could try this again.