I have mistakenly erased my MacBook Pro 2012 and trying to install macOS through online recovery it says server cannot be contacted tried 20 times. Through bootable USB says cannot install. Please help me out.
MacBook Pro 17″, macOS 10.15
We'd need some more info on how you made the bootable USB stick.
Start up from macOS Recovery
Option-⌘-R
Upgrade to the latest macOS compatible with your Mac.
In Disk Utility>View, select Show all Devices, highlight the top left entry.
APFS won't work for Sierra or earlier, Sierra or earlier needs MacOS Extended Journaled. High Sierra won't work for APFS on earlier Macs.
What has often worked for others is to use this Restore Method instead of CMD+r keys...
Option-⌘-R
Upgrade to the latest macOS compatible with your Mac.
Messed up Factory Reset on MacBook Pro Mi… - Apple Community
2017 iMac failing to install Sierra in re… - Apple Community
Clean Install of High Sierra: Multiple Fa… - Apple Community
An Error Occurred While Preparing The Ins… - Apple Community
We'd need some more info on how you made the bootable USB stick.
Start up from macOS Recovery
Option-⌘-R
Upgrade to the latest macOS compatible with your Mac.
In Disk Utility>View, select Show all Devices, highlight the top left entry.
APFS won't work for Sierra or earlier, Sierra or earlier needs MacOS Extended Journaled. High Sierra won't work for APFS on earlier Macs.
What has often worked for others is to use this Restore Method instead of CMD+r keys...
Option-⌘-R
Upgrade to the latest macOS compatible with your Mac.
Messed up Factory Reset on MacBook Pro Mi… - Apple Community
2017 iMac failing to install Sierra in re… - Apple Community
Clean Install of High Sierra: Multiple Fa… - Apple Community
An Error Occurred While Preparing The Ins… - Apple Community
Any luck yet my friend?
Cannot Install macos onto my erased MacBook Pro 2012
