Windows 出現不存在的裝置

2018年2月21日 星期三

Windows 出現不存在的裝置


Click Start>Run, type: cmd
Click OK

At a command prompt, type the following command , and press ENTER:

set devmgr_show_nonpresent_devices=1

Still at the command prompt, type the following command, and press ENTER:

start devmgmt.msc

When Device Manager opens, click View> Show hidden devices.

Remove any entries that exist for the phantom CD drive under the DVD/CD-ROM Drives
category.

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