Yes you can.
Here: https://www.mql5.com/en/docs/function_indices you find all functions with explanation so you can search for screenshot.

Documentation on MQL5: List of MQL5 Functions
- www.mql5.com
List of MQL5 Functions - MQL5 Reference - Reference on algorithmic/automated trading language for MetaTrader 5
Is there any way for the MT5, either by itself or by using an indicator/EA/script, to take a screenshot of the chart after a trade closes, and then email it?
Thank you.