How to install in Linux

Yes. You are right. But (a) I am cheap and (b) it works fine if you all you do is click on Chrome.
Anyway… I read that I need Java 8 here:

Still:
kt@prenosnik:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.10
Release: 20.10
Codename: groovy
kt@prenosnik:~$ dpkg -l | grep libwebkit
ii libwebkit2gtk-4.0-37:amd64 2.30.5-0ubuntu0.20.10.1 amd64 Web content engine library for GTK
iU libwebkitgtk-1.0-0:amd64 2.4.11-4 amd64 Web content engine library for GTK+
kt@prenosnik:~$ dpkg -l | grep openjdk
ii openjdk-8-jre-headless:amd64 8u282-b08-0ubuntu1~20.10 amd64 OpenJDK Java runtime, using Hotspot JIT (headless)

Thanks.