hi i have an mdi form n 3 other form
namely patient,about, tips.
i do not want the user to access any other form when he/she is using the about ,patient or tips form.
the user must close to be able 2 access any other form.

i have search a lot in the form properties bt i can't see any prpties 4 this


I think Show the form modally will help u.


Form.ShowDialog()  method
  Form.ShowDialog(Owner) method

Try this

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