14
votes
Accepted
How to disable SIP when Big Sur or later macOS is installed in a VMware Fusion Player virtual machine
Follow the steps below to disable System Integrity Protection (SIP).
Start by booting to macOS Big Sur and opening a Terminal application window. Next, enter the command given below. This will create ...
- 42k
10
votes
Accepted
Pop-up "Firmware changes detected" randomly appear
What could have caused this?
The macOS Sierra 10.12.5 beta (and the 10.12.4 beta before it) included an eficheck tool. This tool is designed to verify your EFI firmware by reading data from the ...
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9
votes
How to update latest MacBook pro EFI firmware manually?
Just wanted to post on this topic since I had a related problem in an Apple store yesterday and this was the post I found.
Apple had replaced my logic board but didn't install the newer firmware ...
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8
votes
Accepted
How to update latest MacBook pro EFI firmware manually?
The EFI partition is used when the firmware is updated. I assume this EFI partition must be on the primary internal disk. Apple posted that firmware updates require a GUID partition scheme at the ...
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7
votes
What is the latest version of firmware for the AirPods (first generation)?
Yes, 3.7.2 is the current version.
Source: https://discussions.apple.com/thread/8414325
- 241
6
votes
Any proper list of Mac firmware versions (Boot ROM versions) and the corresponding macOS version?
There is a blog from hoakley under "The Eclectic Light Company" webpage that tries to list the most recent firmware versions for different Macs and also tells with what OS update you can get ...
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5
votes
Accepted
Applying Mac firmware updates manually
It is necessary to obtain the installer application for macOS High Sierra. Once that is available in /Applications one can use the following script to extract the firmware data and install scripts to ...
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4
votes
How to downgrade SMC firmware
Download the 1.69f3 SMC 1.5 Update from (MacBook Pro SMC Firmware Update 1.5). This gives you the file "MacBookProSMCUpdate.dmg", mount that and look for the file "MBP15.pkg" and ...
4
votes
Is it possible to reinstall MacBook firmware?
Do MacBook devices have something [firmware] similar?
Yes. It's call the EFI or Extensible Firmware Interface
Is it possible to reinstall MacBook firmware?
Yes. See this post: Where is the EFI ...
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4
votes
Accepted
I can't type special characters on my Mac firmware password request
Finally and with the help of my friend Víctor I have managed to solve the problem. An important detail is that I use a Spanish keyboard layout. When you configure the firmware password from the ...
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3
votes
Accepted
Is it possible to upgrade Mac Pro 2.1 to 5.1 firmware?
No, it is not possible, so it doesn't make sense and hasn't been done before.
Yes, the hardware is different (considerably). It's a completely different board and layout where the CPU and RAM are. ...
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3
votes
How to update latest MacBook pro EFI firmware manually?
Key point: Get the primary internal disk work.
Then unplug the second internal disk. Boot the machine with an USB to install high sierra, by following the standard installation guide. After that, ...
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3
votes
How to use HP Laserjet printer firmware update utility on El Capitan 10.11?
https://support.hp.com/us-en/product/hp-laserjet-p2055-printer-series/3662052/document/c02008627
This article from HP describes how you can update your printer firmware with LPR, a Mac/Unix terminal ...
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3
votes
Accepted
What is my MacBook's firmware password after using setregproptool?
Since OLDPASSWORD and CONFIRMPASSWORD are both unset, the command your script executed was:
/Volumes/OS\ X\ Base\ System/Applications/Utilities/Firmware\ Password\ Utility.app/Contents/Resources/...
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3
votes
Accepted
MacBook Pro 15" Mid 2010 Update Firmware to read APFS hard drive?
Installing the full "Install macOS High Sierra" app over again will re-apply the firmware update, whether or not it was done previously.
Installing 'over the top' in this manner will leave all your ...
- 118k
3
votes
Accepted
Is it possible to downgrade Boot ROM SW to try and fix unbooting Late 2012 iMac from Single User Mode?
The panic report you posted in your previous question indicates an unrecoverable error in the IOAcceleratorFamily kext while trying to communicate with the NVDAResman kext. This indicates a problem ...
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3
votes
Firmware vs. ios
The service sounds sketchy. What is their sales site and policy for returns if you buy their service and it doesn’t work?
Apple provides firmware for free as well as tech support for basic things ...
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3
votes
Can't run EFI AHT - 'Cannot load 'EFI/Drivers/TestSupport.efi'
Apparently, it is Apple themselves who broke this. They seem to do not care about owners of older machines. I read about this on various sites. Here is one of them:
https://eshop.macsales.com/Service/...
3
votes
Does High Sierra's firmware update preserve legacy osx booting capabilities?
The firmware update included with High Sierra include drivers to allow the firmware to access ExFAT and APFS volumes. The existing drivers for FAT32 and HFS are preserved. When I upgraded my 2011 iMac ...
- 42k
3
votes
School Traces Leftover
The two things to check are:
Ask the school to verify that Apple School Manager / Apple Business Manager can remove device enrollment profile. Better to get a proof of sale receipt as well from them
...
- 241k
2
votes
What is /Volumes/firmwaresyncd?
The firmwaresyncd system is Apple designed and expected to run at all normal boots. Perhaps the system didn't unmount it once the check was complete.
If you restart your Mac, I've not seen it stay ...
- 241k
2
votes
Macbook keyboard incorrect mappings
I would reset both your NVRAM and your SMC. See below for instructions.
Reset your NVRAM
Newer Macs use Non-Volatile Random-Access Memory (NVRAM). It may be worth you resetting this. Here’s how to:
...
- 65k
2
votes
Please help me software brick (all data erase) my iPhone 5c in-hand
No easy workarounds if iTunes won't restore / erase an iPhone in normal mode, let alone when you have it in DFU mode. Apple Configurator might be worth a try, but it uses the same library / underlying ...
- 241k
2
votes
Is there any way to manually bless firmware when main disk is external?
To answer some of your questions:
The firmware is stored on main board. However, when updating firmware, the EFI system partition is used as a staging area.
After serval testings, it seems that Mac ...
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2
votes
How to update latest MacBook pro EFI firmware manually?
Unfortunately this is no longer the case... Apple changed their installers (assuming to make sure older devices can't take advantage anymore), and now when you do a fresh install, it basically skips ...
2
votes
Stuck on Target Disk Mode due to Firmware Password
You'll need your firmware password to boot into anything other than macOS (which is why it's called a firmware password). If you can't remember your firmware password your only real option is to take ...
- 301
2
votes
OWC Aura SSD Firmware Update from Mac Recovery Terminal
I'm responding to this post late, and my contribution is a workaround for Aura SSD install/upgrade to High Sierra on a Power Mac, late 2013.
Install High Sierra on your OEM SSD.
Shut down, remove ...
2
votes
What's the purpose of Mac firmware standalone updates still offered by Apple online?
Generally speaking, these firmware updates are for reliability, but as EFI/UEFI become more and more complicated compared to BIOS, there are also security vulnerabilities that require patching.
One ...
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2
votes
Accepted
What's the purpose of Mac firmware standalone updates still offered by Apple online?
Most of the assumptions and reasonings in the question are spot on.
However, one is not:
These are older versions of the firmware, and you can't use them to update your firmware as you'll ...
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