i get the same Error on the 950XL.
Looks like the Phone Reregisters during deployment in Mass Storage Mode, but Windows cant start the drivers.
Look at the Hardware Manager there should be an unknown device. I didn´t find a fix for this either :/
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- Fri Apr 19, 2019 7:43 am
- Forum: Troubleshooting
- Topic: Phone disk preparation failed. Cannot prepare the phone for the deployment.
- Replies: 20
- Views: 19069