Online play

The digital environment that hosts the board, clock, and controls needed to play an online chess game.

An online chess feature that queues a move during the opponent's turn for automatic execution afterward.

A preprogrammed reply that executes only when the opponent makes the exact predicted move.

A setting that automatically turns a pawn reaching the last rank into a queen.

A setting that requires approval of a selected move before it is submitted to the online board.

A feature that restores an earlier position by withdrawing a move that the game has already accepted.

An online-chess input error that causes a different legal move from the one the player intended to enter.

Making the opponent run out of time, usually to win although some positions are drawn.

A Lichess Arena option that voluntarily cuts a player's time in exchange for an extra tournament point after a qualifying win.

An interruption of the link between a player's authorized device and the platform hosting the game.

Delay between a player's action and its arrival at the server or the return of the response.

A mechanism that partially adjusts the clock for network delay measured by the platform.