Hello,
You can redefine how the GridView internally handles the "Up" and "Down" navigation keys, creating your own custom keyboard provider.
Please refer to our online documentation for further details.
In your particular case, you can extend the ProvideCommandsForKey method as follows:
In case you would like to stop the arrow navigation only while the user is adding a new item, then you can add an additional if statement.
For example:
I hope this helps.
Regards,
Didie
Telerik
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