how to stop or edit deployed live strategy?
You cannot edit a strategy after the strategy has been deployed for live or paper trades ( from the waiting or entered strategies tab). You will have to first Stop the strategies and then make the desired changes to them and then redeploy the strategies to get new alerts based on the Updated conditions.
Refer to the below link to learn how you can force stop the strategies:
https://help.streak.tech/deployed/#force-stop-strategy