Boot Intel Mac into DFU Mode – Restore T2 BridgeOS / Revive Intel Mac Firmware MacBook Pro Air

mars 11, 2024 Mourad ELGORMA

I’ll show you how to Boot your Intel Mac into DFU Mode + Restore / Revive BridgeOS!
This video will go over how to restore BridgeOS on your T2 Mac using Apple Configurator 2.
Main Article

How to Restore BridgeOS on a T2 Mac + Boot a Mac to DFU Mode

24 Minute Deep Dive Video on Mac DFU Mode + Restore / Revive BridgeOS

This is not something that you will ever normally have to do. Restoring or reinstalling BridgeOS firmware would only be needed in the following situations.
1. Failed macOS Upgrade
2. Failed macOS Combo or Delta Update
3. Failed macOS Security Update
4. Failed macOS Reinstall
5. Failed BridgeOS or Failed Firmware Update
6. “Command Option R” fails to boot your T2 Mac to the newest version of macOS Internet Recovery. (Example: 10.14 is out but the Mac boots to 10.13)
This link shows the different ways you can boot to the Recovery Partition or Internet Recovery support.apple.com/en-us/HT204904

Typical symptoms that you might see that would indicate a failed or bricked update.

Mac Seems dead
Will not turn on
Black Screen
No Fan Noise
Power on LED Light does not turn on (Mac Mini & Mac Pro)
If you find yourself in one of these situations you can follow the instructions below.

Supplies – (Support Mr. Macintosh with Amazon Affiliate Links) As an affiliate I earn a small commission from qualifying purchases made using the link

Anker USB C Hub Adapter, PowerExpand+ 7-in-1 USB C Hub, with 4K USB C to HDMI, 60W Power Delivery, 1Gbps Ethernet, 2 USB 3.0 Ports, SD and microSD Card Readers, for MacBook Pro and Other USB C Laptops
https://amzn.to/3djuI2f

Anker USB C Hub [Upgraded], 5-in-1 USB C Adapter with 4K USB C to HDMI, Ethernet Port, 3 USB 3.0 Ports, for MacBook Pro, iPad Pro
https://amzn.to/2GWvfva

Belkin USB-C to USB-A for older Macs
https://amzn.to/3iBlcu0

AmazonBasics USB Type-C to USB-A 2.0 Male Charger Cable, 6 Feet (1.8 Meters), Black
https://amzn.to/39WjorF

6.6ft (2m) Thunderbolt 3 Cable, 100W 20Gbps, Nylon Braided, Thunderbolt 3 to Thunderbolt 3 Cord, for Thunderbolt 3 (USB C) Hub, Adapter, Devices, 20V/5A
https://amzn.to/2IkULLg

How to download a full installer of macOS El Capitan, Sierra, High Sierra, Mojave, Catalina or Big Sur.
https://mrmacintosh.com/how-to-downlo…

Links
https://MrMacintosh.com – Apple Mac Enterprise IT Blog & macOS News for MacAdmins & Everyday Users

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