Apply Command Field Edit then Auto Apply Update and Cancel template field
<asp:GridView ID="GridView1" runat="server" onrowediting="GridView1_RowEditing1">
<Columns>
<asp:CommandField ShowEditButton="True" />
</Columns>
</asp:GridView>
When Click on Edit Button
The Form Behave as
<asp:TemplateField HeaderText="Edit">
<ItemTemplate>
<asp:Button ID="btnEdit" runat="server" CommandName="Edit" Text="Edit" />
</ItemTemplate>
<EditItemTemplate>
<asp:Button ID="btnUpdate" runat="server" CommandName="Update" Text="Update" />
<asp:Button ID="btnCancel" runat="server" CommandName="Cancel" Text="Cancel" />
</EditItemTemplate>
</asp:TemplateField>
I want to not show cancel and a update button Go to the complete details ...