1. Install Linux on Chrome OS: https://support.google.com/chromebook/answer/9145439?hl=en
2. Open Terminal and run the following commands

sudo apt install libnss3 libnotify4 libsecret-1-0 fuse
wget <https://download.beeper.com/linux/appImage/x64> -O Beeper.AppImage
chmod a+x Beeper.AppImage
./Beeper.AppImage