كيف ذلك شكرا
وجدت هذا الموضوع
.اقتباس1. Open Visual Studio2. Goto the "Tools" menu and click "Options..."
3. Check the "Show all options" checkbox in the bottom left of the dialog box.
4. In the right pane expand "Text Editor" and select "File Extension"
5. Enter "ASP" extension in the "Extension" textbox
6. Select "Web Form Editor" in the Editor dropdown box
7. Click the "Add" button and click "Ok" on the dialog box