※ 引述《ian0524 (Ian)》之铭言：
: 原本想要上windows 10 m，结果更新到一半发现整个黑的没反应，就跟关机了一样，
: 试过软开机无反应，硬开机无反应，然后用recovery tool结果列表清单根本没有925
: 可以选，就乱选了几个通通无效，请问还有什么其它招式吗？
我不确定这篇文章有没有用
http://goo.gl/HgsIFA
1.If your Lumia 925 phone is not automatically detected, disconnect all phones
from your computer and press My phone was not detected at the bottom of the
main screen.
2.If prompted, select the phone manufacturer.
3.Connect your Lumia 925 phone to your computer with a compatible USB cable.
4.Wait for your computer to detect the connected Lumia 925 phone and follow
the screen instructions. If the phone is not connected within one minute you
can try to restart your Lumia 925 phone: Keep USB connected, press and hold
the Power and Volume down keys simultaneously. Release the pressed keys when
your Lumia 925 phone vibrates.
5.Press Install software to start installing the software to your phone.