Hi Emil,
Thank you for contacting Syncfusion support.
Query: UnFocused event is not working on SfNumericUpdown.
We have created support incident to track the status of the reported issue has been created under your account.
Please log on to our support website to check for further updates.
Link:
https://www.syncfusion.com/account/login?ReturnUrl=%2fsupport%2fdirecttrac%2fincidents/ Regards,
Vanaja R.A.