NuGet - Check Combo Box
Step 1: Get the NuGet package https://www.nuget.org/packages/Common.CheckComboBox/ Step 2: Add the CheckComboBox Control in the toolbar. Click here Step 3: Drag the "CheckedComboBox" control from the toolbar to the form to the position where it should be placed Step 4: Add items to the CheckedComboBox control by for (int i = 0; i < 10; i++) { checkedComboBox1.Items.Add(i); }