C# .NET - how to disable link button in datagridview in c#

Asked By oum maroua on 15-May-17 06:24 AM
I have textbox and a datagrid view that contains three links I want to desactivate the links at the beginning after when I filled out for example the textbox1 the first link will activate how to do please and thanks in advance

i tried this code 

if (textBox4.Text == "0" && textBox4.Text == "0" && textBox4.Text == "0")
                dataGridView2.Rows.Cell[1].Enable = true;

but it doesn't work