選擇CD-ROM為優先開機順序 - Windows

作業系統：Windows 7專業版

Service Pack：Service Pack 1

發生問題頻率：

是否有做Windows Update：有

問題內容：電腦自動升級為Win10，後來還原為Win7就變成盜版，

想重灌變回正版，但是卻找不到如何將開機順序優先選為CD-ROM，

下圖為進入的選擇畫面，請問該如何設定?麻煩大家解答，謝謝大家

Launch CSM [Always}
Launch PXE OPROM [Legacy]
Launch Video OPROM [Legacy]

Boot Priority Order
1st Boot Device [HL-DT-ST DVDRAM GHM...]
2nd Boot Device [WDC WD10EZEX-21M2NA....]
3rd Boot Device [Removable Device]
4th Boot Device [LAN]

Hard Disk Drive Priority [Press Enter]
Optical Disk Drive Priority [Press Enter]
Removable Disk Drive Priority [Press Enter]
Network Device Priority [Press Enter]

Boot Menu [Enabled]
D2D Recovery [Enabled]
Quiet Boot [Enabled]
Halt On [All, but keyboard]

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