Zoom in, Zoom Out and XAUUSD Step by Step Buttons on MT4 Gold Charts
Zoom In
This option is located on the charts menu within the MetaTrader 4 Platform. This option is used to zoom in the charts as shown below, some traders may choose to magnify a xauusd chart and trade when the charts are zoomed in depending on the preference of a xauusd trader.
Short Cut Keyboard Key (+)
Zoom in The XAUUSD Candlesticks on the MT4 XAUUSD Platform
Zoom Out
This option is located within the menu as shown below; this option is used to zoom out charts and is used by xauusd traders who prefer to trade the chart using minified charts according to their preference. This option is shown below.
Short Cut Keyboard Key (-)
Zoom out the XAUUSD Candlesticks on MetaTrader 4 XAUUSD Trading Platform
XAUUSD Step by Step
This option is used to back test xauusd systems by moving the charts one candlestick at a time and then analyzing when to buy and when to sell a xauusd instrument based on the xauusd system being back tested. To learn and know more about this button, Read the article: Back testing a Trading System using MetaTrader 4 XAUUSD Step by Step Button - its short cut is key is "F12"
XAUUSD Step by Step button for moving XAUUSD Trading Charts One Candlestick at a Time