Telegram To MT4 Copier v6.117 MT4 is a tool designed to link Telegram with MetaTrader 4 (MT4). Typically, this type of copier allows you to receive trading signals or trade instructions sent through Telegram and automatically copy them to your MT4 platform, where they can be executed on your trading account. It is commonly used in signal-copying services, automated trading systems, or by individual traders who prefer a hands-off approach.