Originally Posted by luxinterior

I'm not too clear on your question but if you're trying to phsyically change an external variable so that it will show up in your paramenters as changed then you can't do that. However if you change the value of an external variable from within your EA it stays changed until you recall the init function by either changing time frames, re-entering your external variables by looking them and pusing SAVE etc.

Not sure what you want to achieve but maybe take a look at global variables or consider writing values to a file.

Good luck

Lux