"Microsoft Windows [Version 6.3.9600]
(c) 2013 Microsoft Corporation. All rights reserved.
C:\Program Files (x86)\Minimal ADB and Fastboot>flash-all
'flash-all' is not recognized as an internal or external command,
operable program or batch file."
hammerhead-lpv79-preview-ac1d8a8e.tar is in the same folder as the program. I launched py_cmd to enter the command.
Am I doing something wrong? Please help me flash this new beta version of android.