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Unable complete OS reintall, Macbook keep auto reboot after 4-5minutes during OS installing.

Hello Guys, Please help ...

try to reinstall my macbook 2019 Intel core.

  1. command + R completed internet recovery
  2. Format the disk
  3. choose reinstall OS
  4. after 4-5 minutes its auto rebooting and unable complete the install.

this issue make it running into a loop .

i tried reset the PRAM NVRAM and SMC , no luck.


any tips guru ?


Thank you

MacBook Pro (2017 – 2020)

Posted on Jul 2, 2023 6:08 PM

Reply
Question marked as Top-ranking reply

Posted on Jul 3, 2023 7:31 AM

<< Your PC/Device needs to be repaired blue screen. >>


That is a message direct from Microsoft Windows.


you will need to erase your drive more deeply to eliminate the windows items that are causing your issues. you

Start in recovery.

launch disk Utility.

form the tiny "view" menu, choose "Shaw all devices"

Select the physical device by its immutable, manufacturer-give name (NOT human created name like "Macintosh HD"

choose ERASE -- the default should be GUID partition and APFS Volume, and give the Volume a name.


when completed, proceed to install.

results will be different.


.

9 replies
Question marked as Top-ranking reply

Jul 3, 2023 7:31 AM in response to foey

<< Your PC/Device needs to be repaired blue screen. >>


That is a message direct from Microsoft Windows.


you will need to erase your drive more deeply to eliminate the windows items that are causing your issues. you

Start in recovery.

launch disk Utility.

form the tiny "view" menu, choose "Shaw all devices"

Select the physical device by its immutable, manufacturer-give name (NOT human created name like "Macintosh HD"

choose ERASE -- the default should be GUID partition and APFS Volume, and give the Volume a name.


when completed, proceed to install.

results will be different.


.

Jul 3, 2023 7:25 PM in response to foey

By itself, Re-booting is Not an issue,

It is expected that your Mac will reboot during the install process.


what is unexpected and could be a hardware failure is that once the install has begun, one of reboots provides a blinking question mark. In general, the default startup disk is set automatically. First to the Installer to get the installation to continue, then to the newly-installed MacOS when completed.


However, if you have not changed the settings in your 2019 MacBook Pro with T2 chip to allow alternate versions of MacOS to be installed, that could be a source of conflict:


About Startup Security Utility on a Mac with the Apple T2 Security Chip - Apple Support


.


Unable complete OS reintall, Macbook keep auto reboot after 4-5minutes during OS installing.

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