Sluggishness in Meta Trader 4 Platform can happen with any operating system due to the History Files updated and loaded every time you are opening your Platform ..

In the following video you will  learn few simple steps to refresh your MT4 Platform and make it work in a better and faster way without any Sluggishness again ..

Note : the same simple steps can be applied to any MT4 Platform not just IBFX Platform .. just follow the same folders path and you will be OK ..