If the Signals tab is missing from your Terminal window, then it has to do with your broker, not the platform.
Forum on trading, automated trading systems and testing trading strategies
help about signals tab
Alain Verleyen, 2014.03.28 13:23
That question has been asked numerous time, please do some search before posting : MQL5.com Search - Quick, Easy and Convenient!
About signal tab :
Contact your Broker, not all Brokers offer signals on MT4
Is this enough ?
Ok so it does work.
Maybe it will disappear again.