The method of customizing the startup music for WIN7 system is as follows:

1. Prepare a wave file with the suffix wav as the customized startup music. It is assumed here that we have prepared a waveform file named "Clock".

2. Right-click the "Start" menu in the lower left corner of the screen

3. Click "Open Windows Explorer" in the pop-up menu

4. You can also click the left mouse button here to directly enter the "Explorer"

5. Click the small arrow in front of the C partition to open the lower-level folder

6 , click the small arrow in front of the windows folder

7. Find the "Media" folder and click it

8. The music stored in the windows system in the right column includes turning on and off the computer. Music and error sounds, etc., copy the "clock.wav" file we prepared here

9. Return to the "Desktop", right-click in the blank space and select "Personalize"< /p>

10. Click "Sound? Windows Default"

11. Click "Windows Login" in the "Program Events" column and click "Browse"

12. Open the folders step by step until you find the "clock.wav" file under the Media folder. Click "Open" to complete the modification of the boot music.