Wifi vanishes after installing ubuntu 20.04 on my HP17-ca15000 Laptop

Welcome to the community. Well, your WiFi problem with Ubuntu 20.04 is at least the 4th time I’ve seen this posted. It seems Ubuntu did not include enough drivers for WiFi or just plain missed some.
Either way, I saw someone who was able to D/L the driver they needed.

It was under

Good Luck.

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