DBDinesh Babu Yadav Syncfusion Team April 22, 2019 06:07 AM
We have confirmed that reported issue “Expander content is not displayed when nested expander is used in iOS and UWP platform” is a defect and logged a defect report for this bug. The fix will be included in our upcoming weekly nuget release which would be scheduled to roll out by next week. We will appreciate your patience until then.
You can track the status through the below feedback link.