Install on Firefox
Install Tampermonkey.
Install Tampermonkey from Firefox Add-ons.
Install Learnable Meta.
Open the Learnable Meta userscript installer, then confirm the installation in Tampermonkey.
Open a fresh GeoGuessr tab.
Restart Firefox or open a new tab, then choose a map from the Learnable Meta map list.
If the installer downloads a file instead of opening Tampermonkey, use the manual installation video.
