Hi Alex,
We regret for the delay in getting back to you,
The code sample suggested in previous update helps to apply configuration to the EditControl.
We have attached a sample for your use at the following link. We hope it might help you to resolve the problem.
http://www.syncfusion.com/uploads/redirect.aspx?&team=support&file=Applyconfig-1842682774.zipPlease let us know if you still face the issue.
Regards,
Lokanath.E