Q: Os
I accidentally formatted my MacBook Pro early 2011 OS while trying to install windows 10 and now i can't the windows couldn't install cause it wasn't complete and so I changed the previous harddrive dat I formatted my OS to a new 1...Right now am looking for a solution cause on there's nothing on d new hard drive and my system is tell me No bootable device -- insert boot disk and press any key.. pls would love 2 get a feed back
MacBook Pro
Posted on Oct 17, 2016 10:20 AM
What model MacBook Pro?
https://support.apple.com/en-us/HT201300
Can you boot to the Recovery partition?
To Internet Recovery?
Start up from macOS Recovery
To start up from macOS Recovery, hold down Command (⌘)-R immediately after turning on or restarting your Mac. Release when you see the Apple logo.
If you can't start up from macOS Recovery, try holding down Option-Command-R to start up from macOS Internet Recovery*.
About macOS Recovery - Apple Support
This is the Mac Pro desktop forum. I requested your post be moved to the MacBook Pro laptop forum.
Posted on Oct 17, 2016 10:28 AM