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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Updating firmware to get OWC Aura Pro X2 SSD to show via Macbook Air

Basically I am trying to install a brand new Aura Pro X2 480gb SSD into a Macbook Air 2014, the original apple SSD has failed and is not seen by the Macbook Air. I know the Aura Pro X2 requires High ...
1 vote
1 answer
469 views

Macbook Pro A1708 Intel i5 won't update the firmware and remains in black screen

I have a 13" Macbook Pro 2016 non-touchbar with Intel i5 processor on it. The trouble with it that i can't get its firmware updated from 205.0.0.0.0 to the latest 499.40.2.0.0 The laptop was ...
0 votes
1 answer
2k 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 ...
2 votes
3 answers
2k views

What can I do besides taking in to service a Macbook to remove a firmware password?

I have a MacBook Pro w/ Retina (2012 I believe) which has a firmware password which I don't know. Since it is a retina I can't use the remove RAM trick. If I go to reformat and reinstall the MBP will ...
3 votes
2 answers
12k views

Accidentally activated firmware lockscreen, how do I go back?

I logged out of my Macbook (pro 2019, Catalina) then after mistyping my password, accidentally hit the “recover password” button (or something along those lines, can’t remember). I do remember my ...
1 vote
2 answers
48 views

MBP 2011 A1278 multiple disks with multiple os installs

So... There's a MBP 2011 with an SSD and an HDD (in a caddy), the OS is on the SSD, and I don't know what is on the HDD (sorry, my girlfriend's computer). I suppose that the HDD is dying, she would ...
0 votes
1 answer
194 views

Downgrading airpods pro 2 [closed]

I installed iOS 17 public beta, and I have a lot of bugs. I will downgrade to the iOS 16.6. During the usage of iOS 17 beta, I noticed that the AirPods Pro 2 also upgraded the firmware. Do you know if ...
2 votes
1 answer
11k 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 ...
5 votes
2 answers
12k 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 ...
4 votes
0 answers
1k views

Macbook Air (mid 2012) Efi Firmware Downgrade –to original [duplicate]

I want to bring back my beloved Macbook Air 2012 (MBA5,2) to its 'original firmware'. I have identified the file as MBA51_00EF_B01.scap, which I extracted using unpkg over the downloadable offered by ...
0 votes
2 answers
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Can I install a custom OS on iPhone 5s?

I got myself an owned iPhone 5s to have some fun. Today I got extra adventurous and would like to try some "unofficial" operating systems like Android and postmarketOS. Unfortunately, a quick search ...
1 vote
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How to bless boot partition for Ubuntu 22.04 on an Intel (2009) MacBookPro

I asked this on the Ubuntu exchange where I personally think it belongs, but they directed me here so please don't close this and tell me to ask there. I'm booting from the Mac OS X Lion installation ...
2 votes
0 answers
258 views

Restoring MacBook Pro 9.1 (2012) Firmware to versions as shipped with Lion

I was hoping to get a second life out a set of 2012 MacBook Pros (MacBook Pro 9.1, A1286, MD104) using Linux or booting into Windows for retro activities. However, later versions of the firmware (...
2 votes
1 answer
2k views

My CPU is running slow after a system restore (4x0.8 GHz). Turbo Boost is definitely not working. And how can I fix it?

Last weekend, my Macbok Air suffered a heart attack and I ended up doing several hard shutdowns due to an unresponsive system. In the end I had to do a full system restoration. Everything is working ...
3 votes
3 answers
2k views

updating an EFI Firmware on an unsupported iMac running Monterey

I'm running Monterey 12.5.1 on a late 2013 iMac (iMac14,2) using OpenCore Legacy Patcher. This model should only be able to run the latest version of Catalina hence the need to use OCLP. Using ...
2 votes
1 answer
2k views

Can you update an iPhone from an .ipsw without losing all settings?

I want to upgrade an iPhone SE (1st gen) from iOS 14.3 to 14.8, not iOS 15. (Evidently, Apple added the code that allows you to stay on the iOS 14 track at a later date, as it only shows options for ...
0 votes
1 answer
127 views

How-To update HomePod firmware without direct connection to the internet?

The Homepod has no connection to the internet, however my iPhone has a 5G internet connection. How do I update the HomePod via iPhone?
11 votes
5 answers
107k 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....
7 votes
8 answers
9k views

How to disable SIP when Big Sur or later macOS is installed in a VMware Fusion Player virtual machine

I have Big Sur installed in a VMware Fusion Player virtual machine. I desire to disable SIP. With an actual physical Mac, the usual method would involve first booting to internal macOS Recovery, then ...
1 vote
1 answer
5k views

How to downgrade SMC firmware

I have a MacBook Pro 6,2. Some time ago (1,5 year I guess) I have installed latest Mountain Lion upgrade and my WiFi stopped working in that I get an error connecting to several different networks. ...
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0 answers
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Lost Admin rights, Can't reinstall OS since there is a firmware password in Mac [duplicate]

I have a situation where my user account is now a standard account and I can't change anything because I don't have an Admin account. I can't use Sudo commands since it says user is not in sudoers ...
0 votes
1 answer
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Your computer is disabled. Try again in 60 minutes. Firmware password

I need to factory reset a 2019 Mac Mini with the T2 chip. Understood this is a big challenge. Mini was caught in the "Your computer is disabled. Wait 60 minutes." boot loop using the guide at: Your ...
1 vote
1 answer
95 views

School Traces Leftover

Apple friends. I was provided an education MacBook Air a while ago. It's was a rent, however I have paid it off now and am almost leaving school thankfully. Because of this, I have been meddling ...
0 votes
1 answer
352 views

Can I reset my firmware password manually or using third party tools? [duplicate]

i forgot my firmware password on my macbook air 2013,i was tempting to replace my .efi file, but online articles says its too risks my machine can be corrupted forever. any idea on how i can solve ...
0 votes
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Macbook Pro taking out broken screen

I have a Macbook Pro 16 inch 2019 A2141. The screen is broken and it asks for a firmware password. I am gonna bring my macbook to apple to remove the firmware password but then my screen is still ...
3 votes
1 answer
1k 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 ...
2 votes
1 answer
320 views

Is Mac hardware with the T2 chip vulnerable to the latest Intel CSME exploit?

Based on this exploit, are recent Macs with the T2 chip affected, I ask as I wonder how much Apple relies on its own silicon vs Intel CSME. This is a disaster, how is Intel surviving this stuff. I ...
2 votes
1 answer
451 views

Does High Sierra's firmware update preserve legacy osx booting capabilities?

I have a 2011 Macbook Pro with a 10.6.8 and 10.11.6 partitions and want to add a 3rd one for 10.15 (via dosdude patcher) but need to update the firmware to support the APFS file system first. I need ...
0 votes
1 answer
31 views

iPhone 7+ invalid passcode and iTunes restore fails on incompatible firmware file

I have an iPhone 7 Plus, which has been reset to the factory defaults. After that, I normally went through the onboarding process, configured everything and set up screen passcode. After ...
2 votes
2 answers
712 views

macOS Catalina firmware corruption issue still "open"?

Late 2019, there were a series of reports that the then-latest Catalina update corrupted Mac firmware and caused computers to be bricked. My computer (MacBookPro11,1) appeared to be one of those ...
0 votes
1 answer
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Firmware Password Change Instructions don't match Software Menu's

https://support.apple.com/en-us/HT204455 Instructions do not match my Mac's Menu (current OS) - there is no Startup Security Utility or Firmware Password Utility.
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(older) Apple wireless keyboard connected & working - but not "recognised" by keyboard assistant (Big Sur)

Okay, this might be a weird one. I have an older Apple wireless keyboard (with new AA batteries) connected to my M1 MacBook Air running lates macOS Big Sur. It works. It shows in the bluetooth menu as ...
6 votes
1 answer
9k views

Can't run EFI AHT - 'Cannot load 'EFI/Drivers/TestSupport.efi'

I have three early 2013 macbook pro logic boards, one will load apple AHT (apple hardware test), the other two produce the following error booting into diagnostics: Error: 8000000000000003, Cannot ...
4 votes
2 answers
4k views

Understanding firmware.scap

So, I recently acquired an old MacbookPro (v.5,4 mid 2009). I decided to create an Arch linux partition, and thus began my adventure... While installing rEFInd (the maintained fork of rEFIt), I ended ...
0 votes
1 answer
215 views

How to bypass iMac 2015 Firmware Password? [duplicate]

first of all, I apologize for my bad english I have a question and I will be really happy if someone can help me. A while ago I bought an imac from 2015 as used ( so I don`t have any invoice) but ...
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Can I Get Firmware For My New HDD?

I have another question. I have yet ANOTHER issue with my iMac. When the late 2009 iMac came out, replaced the internal hdd would make the fans go at full blast. I removed my Seagate ST3500418AS (...
3 votes
1 answer
109 views

Installing Previous Firmware in iPhone | New Firmware keeps Rebooting iPhone [duplicate]

After upgrading to iOS 14.4.2 my iphone keeps rebooting every 5 mins! I would like to restore my iphone to iOS 14.3.7. After finding signed firmware I tried using iTunes but kept getting error 9 . I ...
2 votes
0 answers
513 views

Mac Firmware password suddenly appeared after moving drive

/tldr - Moved original Apple SSD to new logic board. No firmware password before, now suddenly there is - even on original board (after clean install). Sharing experience and insight from others - not ...
2 votes
0 answers
101 views

Flashing Previous Firmware to M1 Mini Without DFU Mode

I just got a new M1 Mini in the mail (16gb RAM config). Upon updating to Big Sur 11.2 , both of my thunderbolt ports were disabled. I can't even get power from them to charge my other apple devices. ...
1 vote
0 answers
88 views

How to manually upgrade firmware (currently on Big Sur, update from Catalina broke Bluetooth)

Ever since I've upgraded to Big Sur, my Bluetooth hasn't been working normally. I tried resetting my MBP 2016 and it didn't change anything, so after chatting with Apple Support, we've both reached ...
0 votes
0 answers
193 views

I'm not sure I can flash the firmware rom on Mac Pro 1,1

I'm trying to port coreboot to the Mac Pro 1,1 and I'm finding it difficult to locate any information on how to use the diag/lpc or other ports to flash firmware on the Mac Pro 1,1 or 2,1. I am ...
0 votes
1 answer
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MacOS Catalina 10.15.7 is causing a Kernal Panic - Forced an update to T2 chip by installing Big Sur - My machine is now bricked

So only in the last 2 weeks has my Macbook Pro 2018 starting having this kernal panic problem. I was on 10.15.7 and after disabling the power nap and vault encryption suggestions I still had no luck ...
1 vote
1 answer
329 views

Problem with firmware password

Some days ago, I opened my laptop, it was doing security update. After the update, the login screen appeared and I enter my regular user/password but instead of login it asked the firmware Any idea ...
7 votes
6 answers
14k views

Copy Crucial SSD Firmware Update ISO to Bootable USB

I want to start with the Crucial SSD Firmware Update and copy the ISO to a bootable Mac USB stick, using a minimal set of tools. I hope that means using only built-in Mac software, such as Disk ...
1 vote
0 answers
244 views

Is Airpod Pro knock-off using H1 Chip?

I got my hands on Chinese Airpod pro knock-off that came with Apple logo and surprisingly same packaging with additional buds. Also to my surprise they were paired with iphone quite quickly just like ...
0 votes
1 answer
62 views

iPhone 8 on iPhone 6 analytics

I have a strange issue where I have iPhone 8 on my iPhone 6 analytics. Listed in analytics as: AppVariant: 1:iPhone8,2:13. I have an iPhone 6.
1 vote
1 answer
416 views

Where can I find specific Apple firmware like early 2011 SMC 1.69f3

I would like to load a specific firmware from https://support.apple.com/en-us/HT201518 My research shows the MacBook Pro early 2011 SMC 1.69f3 seems to be stable. I use links on apple website shows &...
1 vote
1 answer
140 views

MacBook Air SMC Update v1.8

MacBook Air SMC Update v1.8 This update addresses a rare issue on some Apple notebooks where a battery that has accumulated more than 1000 charge cycles may unexpectedly shut down or stop functioning. ...
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How to get past firmware lock in iMac? [duplicate]

My 27inch imac has locked firmware, after working ok the day before will not go into recovery mode can i bypass this, as apple say because i bought it second hand and not from apple they cant help?
1 vote
1 answer
492 views

How can I undo nvram recovery-boot-mode=unused if I don't know firmware password? [duplicate]

While trying to get into recovery mode, I used this: sudo nvram recovery-boot-mode=unused ... hoping it'd take me directly to recovery mode. Instead, it prompts me for the firmware password. Which I ...