![]() ![]() Restart, and the firmware will be updated. ![]() This bypasses the version check in the GUI and installs the update files. It will take several minutes for the update to complete. The fix is to download each update and mount the disk image as normal, then run the installer package in Terminal: sudo installer -pkg /Volumes/EFI\ Update/Mac2015EFIUpdate.pkg -target /. When your MacBook restarts, a gray screen will appear with a status bar to indicate the progress of the update. On manual hard restart, mac firmware shows flashing question-mark folder. The update resolves an issue where an attached external display may occasionally incorrectly show a purple coloration. Per the upgrade notes: 'This EFI Firmware Update fixes several Boot Camp, start up, and wake-from-sleep issues on MacBook Pro computers. Your computer's power cord must be connected and plugged into a working power source. This page describes how to install Debian on a MacBook Pro. I'm running the 2.16 GHz 17' MBP, and I'm having a whole slew of poor symptoms since the upgrade. This update fixes a color issue with HDMI displays connected to MacBook Air, resolves an issue with Windows which can prevent MacBook Air. The MacBook EFI Firmware Update will update the EFI firmware on your notebook computer. Since I do not see any kernel output, only the grub background, its really difficult for me to debug this. Apple has released a new EFI Firmware Update 2.6 for the mid2012 MacBook Air, which comes with several bug fixes for the MacBook Airs that were released in June alongside the 15-inch Retina MacBook Pro. The reason you can not install the the EFi from your link above, it is an older EFi. One more item of information about my MBP system is: Boot ROM Version: 00. It is the MacBook Pro (15-inch, Early 2011) MacBookPro 8,2. I'm not even quite sure if it's taking the proper code-path and detected my system as M_I24. MacBook Pro, macOS High Sierra (10.13.6) Posted on 9:47 AM. Apple has released a couple of EFI and software updates for the new 2011 MacBook Pro and iMac systems that tackle graphics bugs and issues with the Thunderbolt I/O technology. So I wrote this patch, and have been testing it with various base values (0x80010000, 0xc0010000, 0xc0000000), but to no avail. 0003-efifb-support-framebuffer-for-the-iMac10-1.patchĠ004-efifb-support-framebuffer-for-the-Macmini3-1.patchĠ005-efifb-support-framebuffer-for-the-MacBookPro2-2.patchĮfifb: Support framebuffer for a variety of MacsĬonsolidated patch containing EFI framebuffer support for 14 more macs Efifb: support framebuffer for NVIDIA GeForce 8800 GS in iMac 8,1Įfifb: support framebuffer for the Macmini 4,1
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