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Questions tagged [firmware]

A firmware is a type of software that provides control, monitoring and data manipulation of engineered products and systems.

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How can you clear a Mac without access to the admin account (firmware password enabled, unknown)

I have a late 2009 Mac running High Sierra and I recently acquired it from my girlfriend who said it belonged to her father. Her father has since passed, taking the passwords with him, so I'm not sure ...
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33 views

Imac12,2 thunderbolt firmware issues

I am running high sierra and am trying to use a antelope orion 32+ with this system through thunderbolt. The device get's picked up in my system info and the port is in use. It is impossible for ...
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1answer
69 views

Can I run Yosemite after I install the Mojave firmware updates?

I'm very hesitantly getting ready to "upgrade" from Yosemite to Mojave because I worry that it will break things I still need. So to give it a try I've decided to install Mojave on an external drive ...
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1answer
1k views

What is the latest version of firmware for the AirPods (first generation)?

My AirPods still show a firmware version of 3.7.2 after many months. Is that the version 3.7.2 current in January 2019?
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2answers
220 views

Is there a way to update a Mac to High Sierra or Mojave if OEM SSD is unavailable?

I have a late 2013 Mac Pro that had been running Sierra before its internal SSD died. I'd like to replace the internal drive, but OWC's site indicates the following: "macOS 10.13 and later versions ...
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3answers
234 views

Why can't newer Mac hardware boot DBAN?

I have a DBAN CD )used with an external optical drive) which I have used in the past on multiple old Macs. I tried to use it on a 2018 Macbook Pro and DBAN could not be booted. Specifically, I tried ...
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1answer
499 views

Unable to update to Mojave

Where I work, there is an iMac Pro with a broken hard drive. My company doesn't want to dish out money to fix it, so I took it and installed Mac OS High Sierra on an external hard drive and booted ...
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20 views

Removing the IME backdoor from Macbook Air [duplicate]

Is it possible to remove or disable the Intel Management Engine backdoor from a 2012 MacBook Air?
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122 views

Firmware error from Sierra to Mojave [duplicate]

I have a MacBook Pro 13-inch mid 2012 with macOS Sierra v. 10.12.6 Some technician installed Samsung SSD 840 EVO 1TB for me on this machine. There was no problem until I tried to install MacOS Mojave. ...
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1answer
29 views

It's possible to use a Mac invited account with firmware password enabled?

I have the firmware protection enabled on my Mac, but whit this property I can't use the guest account of the computer without ingress the firmware password. I'd like to avoid this password request ...
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1answer
167 views

I can't type special characters on my Mac firmware password request

I have the firmware password enabled on my MacBook Pro. I had never used it until this morning, when trying to access from another partition I have to write it inevitably to be able to do anything; I ...
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1answer
552 views

Macbook pro won't start after update to Mojave

I've just updated my 2012 MacBook Pro to macOS Mojave but it won't boot (the caps lock light won't turn on and off.) So I've try to hold CMD+R during the boot but it asks me for a password, but I don'...
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1answer
64 views

Is it possible to use Intel AMT to manage MacBooks?

https://www.intel.com/content/www/us/en/architecture-and-technology/intel-active-management-technology.html I've heard MacBook intel chips are AMT-capable, but AMT isn't ever enabled so you can't ...
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3answers
568 views

What's the purpose of Mac firmware standalone updates still offered by Apple online?

I'm learning Mac troubleshooting and have stumbled upon this article several times, which very clearly explains that you can download and install these updates from macOS itself: About EFI and SMC ...
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1answer
331 views

Airport Express with New Firmware 7.8 - Problems with connectivity and Airport Utility

I have multiple Airport Express which seem to have some problems since i have updated to the new Firmware (7.8) The Airport Express looses Connection very often (with the old Firmware this never ...
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54 views

Massive .dmg file in /Users/username/firmware/ folder: any ideas what the heck it is?

So, I've discovered that there's a 2.57GB .dmg file in the /Users/username/firmware folder on my Mac (High Sierra v. 10.13.6). The filename is <058-97232-130.dmg>. There are a couple of other dmg ...
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722 views

Any proper list of Mac firmware versions (Boot ROM versions) and the corresponding macOS version?

Any proper list of Mac firmware versions (Boot ROM versions) and the corresponding macOS version? This can be useful if you receive a Mac with the storage damaged and the customer wants to have the ...
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1answer
351 views

MacBook Pro 15" Mid 2010 Update Firmware to read APFS hard drive?

Good day everyone, I have a 15" MacBook Pro Mid 2010. It's working well with the current hard drive (El Capitan). However when we swapped in our SSD (High Sierra) and booted, it gave the blinking ...
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1answer
14 views

How can I correct dead Macbook Air camera sensor pixels BEFORE other applications use it?

My Macbook Air's camera has a handful of broken sensor pixels all clumped together near the middle of the image. They're dead -- always black. When I'm on a video conference or a Facetime, this tends ...
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0answers
193 views

PowerMac G5 stuck with full fan in OF, no boot devices

I'm working on a PowerMac9,1 (Late 2004 PowerMac G5 with single core) that refuses to recognize any external boot devices on the option/alt boot manager screen, including Debian and the Mac OS X ...
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0answers
598 views

Update Firmware SSD Samsung Evo 840 from a MacPro Late 2013

My SSD Samsung Evo 840 is getting slow and heat, so I'm trying to update its firmware from a MacPro Late 2013. I downloaded the ISO provided by Samsung (Samsung_SSD_840_Series_DXT09B0Q_Win_Mac), ...
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1answer
25 views

Set maximum fan speed

Is it possible to set the maximum computer fan speed on the latest Macs, ideally with Terminal? I understand this is a terrible idea as it will likely lead to hardware overheating and failing, but I'm ...
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1answer
1k views

OWC Aura SSD Firmware Update from Mac Recovery Terminal

I bought a 480GB OWC Aura SSD with a known compatibility issue for my Macbook Pro 15" (mid-2015) after my old SSD died. I installed the drive and partitioned it. It shows up when running diskutil list ...
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2answers
1k views

Is it possible to upgrade Mac Pro 2.1 to 5.1 firmware?

Is it possible to upgrade Mac Pro 2.1 to 5.1 firmware? Does it also make sense -- is the hardware different? Has it been done before?
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1answer
585 views

Stuck on Target Disk Mode due to Firmware Password

The MacBook Pro 2014 (macOS High Sierra, A1502) I’m using has a firmware password set. I tried to boot into target disk mode and it asks for this password even after turning it off/on. I tried many ...
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1answer
107 views

How to find the iOS version of a reset iPhone

I have an old iPhone I want to sell and I don't remember which iOS version is installed on it. I am currently presented with the "Hello" setup screen. So I can't determine which iOS version is ...
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0answers
42 views

How to apply firmware without macOS?

I have a late 2008 Macbook (first unibody model). I learned that this model is able to support 8gb RAM with a firmware upgrade (see: https://blog.macsales.com/9102-secret-firmware-lets-late-08-...
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4answers
22k views

How to update latest MacBook pro EFI firmware manually?

In short, the firmware cannot be updated either by upgrading macOS to High Sierra or by bless manually. Here comes the detail. My MacBook pro info: Attempt 1 - update it by updating macOS from 10.12....
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2answers
881 views

Stuck on grey screen after internet restore

My early 2011 MBP 15 stopped loading one day and is stuck on the grey screen when I start it up. I have changed the hard drive with a formatted one (that I did on my Mac Pro) to the journaled file ...
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1answer
27 views

Please help me software brick (all data erase) my iPhone 5c in-hand

My screen is broken, but I can force DFU, which I did. In iTunes, I get "Cannot update software." The to restore I Download 10.3.3 firmware, error 14 cannot update. Any workaround that you can ...
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0answers
715 views

High Sierra firmware update details

I'm looking for a description of what the firmware update actually does. I have a MacPro (Desktop) 2010, and it's loaded with multiple drives, to be able to run every OS from Snow Leo to Sierra. ...
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0answers
56 views

Disk doesn't boot with firmware pass enabled (High Sierra)

I'm trying to enable firmware password protection on my Mac. According to HT204455 I can accomplish this by booting into Recovery Mode, enabling the Firmware password there, and then reboot normally. ...
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1answer
5k views

Applying Mac firmware updates manually

Recently an important change regarding Mac firmware installation was introduced. Apple does no longer provide up-to-date standalone firmware updaters. (Older firmwares are still available. (Note the ...
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1answer
719 views

Rollback possibility reg. MacPro5,1 firmware update (High Sierra)

I've read quite some posts reg. eficheck; in itself it doesn't seem too "worrying" (for security reasons it's probably quite useful, but that's a bit off-topic here) I found this very interesting ...
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1answer
1k views

Does macOS High Sierra 10.13's EFI firmware check cause problems for MacPro3,1 2008 installations?

Apparently there is a new eficheck routine that runs on macOS High Sierra that detects if your Mac is consistent with a database of known good firmware signatures. Though it appears to just report a ...
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1answer
2k views

Updating the Apple Multiport USB-C Adapter (HDMI Dongle) on High Sierra

Here's the problem: High Sierra (as of 10.13) ships without the firmware update for this A/V dongle. This update package normally rests at "/System/Library/CoreServices/Firmware Updates", but this ...
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1answer
546 views

MBP 13" Early 2011 Thunderbolt Firmware Version - How to update 22.1 to latest version

I bought a Kanex KTU10 to add USB 3.0 support on my machine because its only on USB 2.0. The product said my machine can support the product but when I plug it in it didn't work, while Mini DP to HDMI ...
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1answer
2k views

Where is macOS Internet Recovery stored?

I read on another site that you can use macOS Internet Recovery to install macOS on a blank SSD? Where would the files be stored? On the firmware? If there any way that the firmware could be erased? (...
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1answer
4k views

Is it possible to reinstall MacBook firmware?

iOS devices have DFU mode, which enable one to completely reinstall the firmware and operating system. Do MacBook devices have something similar? Is the firmware automatically reinstalled upon an OS ...
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1answer
117 views

Remove Caps Delay MBP15 Touchbar Late 2016

I've noticed very strange behavior of the internal keyboard's caps lock on a MBP15 Touchbar MacBookPro13,3 10.12.4 Sierra. Ever since, I've remapped caps to ctrl. Now, with the new MBP when I press ...
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1answer
627 views

How to use HP Laserjet printer firmware update utility on El Capitan 10.11?

I am a victim of gang stalking and have discovered that somebody has installed the PRET printer exploitation toolkit (github.com/RUB-NDS/PRET) on my HP Laserjet P2055dn printer. I wish to re-install ...
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1answer
3k views

Firmware Upgrade of Apple Mac Pro (Early 2009) from 4.1 to 5.1

Apple Mac Pro (Early 2009) running El Capitan OS 10.11.6 Connecting to the internet via a D-Link DWA-131 WiFi USB Dongle Hello, I am trying to carry out the infamous 4.1 to 5.1 firmware upgrade so ...
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1answer
3k views

Pop-up “Firmware changes detected” randomly appear

This message just popped up on my Mac What could have caused this? I see the file eficheck.bin, how can I tell if my EFI firmware is OK? After sending this to Apple, what happens next?
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1answer
680 views

What is my MacBook's firmware password after using setregproptool?

In attempting to automate setting up firmware passwords through DeployStudio, I accidentally wrote a bad script loosely based off Dash's post Setting a firmware password that did not work as intended. ...
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1answer
626 views

Samsung SSD Firmware Update Power Cycle on MBP

I am trying to install the firmware update for my Samsung 840 Series (250GB) on my MacBook Pro 13" (early 2011). As explained in Samsung's installation guide I downloaded the respective .iso file and ...
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0answers
1k views

Bypass stuck audio jack on macbookpro with software [duplicate]

Can i create a mac Osx application that can bypass the audio jack to produce sound through the speakers. I accidentally broke off the headphone jack inside my Macbook Pro and sound no longer comes out,...
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1answer
326 views

Is it possible to downgrade my iphone 5 firmware from 10.2 to 7.1.2 by restoring to an old backup? [duplicate]

Ok, so i made the most idiotic mistake of upgrading to the latest firmware on my Iphone 5. I was running on 7.1.2. But now i'm on 10.2. Fack! My friend currently has a working Iphone 5 with the ...
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0answers
80 views

Mac Won't Enter Firmware Restoration Mode

I'm trying to solve a real head-scratcher of an issue on an older iMac (model 6,1, a 2006 24" white model) and want to eliminate the firmware as a possible culprit. To that end, I've created a ...
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1answer
577 views

Macbook keyboard incorrect mappings

My gut is telling me this is a hardware problem, but I thought I'd ask here just in case. I just got a 'new' refurbished Macbook Pro Retina 2013. Pressing the 'i' key inputs an 'o', and pressing the '...
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1answer
534 views

How to restore motherboard firmware on an unresponsive MBP mid-2009?

My EFI was version 1.7 and I downgraded it to 1.6 by following the instructions in the answer given on How to downgrade EFI firmware back to version 1.6. (I made it to the end of step 4 and heard the "...