Hello, Are you using an editor? If yes, you can assign, let's say UniSpinEdit1 and use these configs: procedure TMainForm.UniFormCreate(Sender: TObject); begin with UniSpinEdit1.JSInterface do begin JSConfig('keyNavEnabled', [False]); JSConfig('mouseWheelEnabled', [False]); JSConfig('hideTrigger', [True]); end; end;  
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