Open the 2nd lichess account from an "incognito mode" browser window.
Ctrl+CapsLock+N should open the incognito mode, where you could login in a different lichess account still using Chrome.
Once established the game, you will have to switch between the two browser windows, turn by turn.
Ctrl+CapsLock+N should open the incognito mode, where you could login in a different lichess account still using Chrome.
Once established the game, you will have to switch between the two browser windows, turn by turn.