SAPUI5 Wizard Go to step manual

 

Please remember that you have to write the source in onRouteMatched or onAfterRendering function 

Then following the code below.

var oFirstStep= this._wizard.getSteps()[0];

            this._wizard.discardProgress(oFirstStep);

            var oCurrStep = this.getView().byId(this._currentStep);//this._currentStep is step you want to nav to

            this._wizard.goToStep(oCurrStep);

            oCurrStep.setValidated(false);