High volatility is the cause why forex market is very risky or profitable so there are many chances that the volatility well to bypass the chart also so always be aware of the volatile condition
I think if you decide to exchange the volatility used indicator,
while providing enough information on the level of volatility and after that we know the time and can be a table or volatility heating graphics card and we can change. It is very difficult for operators to enter the market, so I must say that when the market really becomes unpredictable always try to use a new one.