How do I edit a widget?

Submitted by saggers on Sun, 03/04/2016 - 20:32

Hi, I've got a cylinder with 2 temp sensors, I know its possible to edit the widget to allow this as has been mentioned in this topic, but the link does not work.

https://openenergymonitor.org/emon/node/2491

Also once edited, will it mean I need to host emoncms myself? Currently I do it online.

thanks