Greetings from Syncfusion support.
Query: “Is it possible to update the aggregate value after updated a row when setting GridEditMode = Dialog?”
We have validated the defect you have initiated with us. Thank you for taking the time to report this issue “Column Aggregates is not getting refreshed while updating a record” and helping us improve our product. At Syncfusion, we are committed to fixing all validated defects (subject to technological feasibility and Product Development Life Cycle ) and including the defect fix in our next Bi-Weekly Nuget release which is expected to be roll out on or before 31st October 2019.
You can now track the current status of your request, review the proposed resolution timeline, and contact us for any further inquiries through this link.
Till then we appreciate your patience.