I just used the steps below to remove from current mesh and factory restore on a Card Access Contact Sensor, should be the same.
Remove the battery
Press & Hold the ID button while putting the battery back in
Continue to hold the ID button until LED turns solid amber
Release the ID button.
I am sure Msgreenf meant to use a Z2IO as an option with your existing EA-1, or EA3 in friends case, using Ilovec4's solution.
No need to upgrade either controller or IO extender this way
Try turning this setting on under advanced; worked for me, had the same issue using the old App
Advanced—Some mobile carriers frequently change IP addresses which can cause issues with Anywhere Access (4Sight required). If this is the case, tap ON.
As TD mentioned previously, setup the RTS transmitter with the free Somfy drivers first.
If you feel the need for greater control of the blinds, Domo offers a free trial. Wonderful driver!
How well does this driver work? Curious about the various % position
Toggle, open/close to various % using a slider interface in C4 (using paid driver to accomplish this) but its all slick, tidy and nice.