I’m new to Meta Trader and I would like to know how to change the EMA, can anybody tell how to do it? Also, what do I need to do to put an attachment?
Thank you.

go to ur meta trader account:

1-click on View
2-choose Navigator
3-click on Indicators
4-click on Moving Average from the list under Indicators
5-choose the period you like lets say 10, then choose an MA method and apply to the close.

hope this help