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HT201518: About EFI and SMC firmware updates for Intel-based Mac computers

Learn about About EFI and SMC firmware updates for Intel-based Mac computers

Discussions

Title			Views	Latest activity
New Mac Pro - A graphics problem has been detected in Mac Pro by Grant Bennet-Alder	Show 2 Bookmarks2	73	12655	February 6, 2016 10:34 AM by Grant Bennet-Alder
EFI Boot ROM update problem in MacBook Pro by my ginger	Show 0 Bookmarks0	13	693	February 6, 2016 9:36 AM by my ginger
How do I wipe El Capitan off my I mac and load snow leopard from the disk? in Mac OS X v10.6 Snow Leopard by Rachel Corey	Show 0 Bookmarks0	15	1008	January 27, 2016 5:29 AM by Rachel Corey
System Restore & Upgrade Specs in OS X Yosemite by babowa	Show 0 Bookmarks0	13	268	January 26, 2016 12:04 PM by babowa
The fan on my iMac is now blowing very loudly. Is there anything that I can do about it? Is it a sign of a future computer problem? in iMac by csjohnson	Show 0 Bookmarks0	19	389	January 25, 2016 12:29 PM by csjohnson
iMac late 2013 OSX El Capitan - Fans Blazing on Boot in iMac by Csound1	Show 0 Bookmarks0	10	392	January 21, 2016 7:57 AM by Csound1
macbook so slow for about 10-15 minutes then better in OS X El Capitan by DJP from Mich	Show 0 Bookmarks0	21	385	January 19, 2016 8:56 AM by DJP from Mich
SMC Incompatible in MacBook Pro by my ginger	Show 0 Bookmarks0	4	99	January 4, 2016 10:46 PM by my ginger
PLEASE HELP!!! my macbook pro charges slower and doesn't hold a charge as long WITH apple replaced battery in MacBook Pro by megan_in_white	Show 0 Bookmarks0	2	108	December 16, 2015 3:54 PM by megan_in_white
iMac won't go into recovery mode. just goes to grey screen with apple logo and spinning gear then restarts over and over? in Mac OS X v10.7 Lion by a brody	Show 0 Bookmarks0	1	159	December 12, 2015 11:52 AM by a brody
Do I have the right firmware? in MacBook Pro by Rick's Escaping NJ	Show 0 Bookmarks0	2	95	December 6, 2015 4:20 PM by Rick's Escaping NJ
Help! Partition unmounts at random in el capitan in OS X El Capitan by my ginger	Show 0 Bookmarks0	3	183	November 28, 2015 6:24 PM by my ginger
Worth buying used 2009 13" MacBook Pro? in MacBook Pro by evelync	Show 1 Bookmarks1	34	55226	November 17, 2015 10:08 PM by evelync
iMac Late 2012 3TB Fusion Drive installing Boot Camp? in Boot Camp by Loner T	Show 0 Bookmarks0	56	676	November 17, 2015 9:52 PM by Loner T
MacMini Mid-2010 4,1 USB Problems with Keyboard and Mouse (IOUSBHostHIDDevice & AppleUSBHostPort errors) in Mac mini by den.thed	Show 0 Bookmarks0	10	761	November 10, 2015 5:50 PM by den.thed
Replacing HDD with SSHD on MacBook Pro (mid 2012) with OS El Capitan in MacBook Pro by Chistho	Show 0 Bookmarks0	6	362	November 6, 2015 2:02 AM by Chistho
How do I reinstall a failed Thunderbolt Firmware update? in MacBook Pro by lllaass	Show 0 Bookmarks0	6	203	October 28, 2015 9:31 AM by lllaass
Mac Pro (early 2008) Optical drives not functioning in Mac Pro by Radio neil	Show 0 Bookmarks0	14	510	October 22, 2015 5:03 AM by Radio neil
No Bootable device ? Alt - option not work in Boot Camp by Loner T	Show 0 Bookmarks0	48	905	October 19, 2015 2:04 PM by Loner T
Bootcamp and Yosemite upgrade - potential data loss warning in Boot Camp by Loner T	Show 3 Bookmarks3	55	28835	October 19, 2015 4:35 AM by Loner T
No boot - WIndows does not start - blk screen in Boot Camp by Loner T	Show 1 Bookmarks1	20	299	October 8, 2015 3:31 PM by Loner T
Why don't work internal trackpad and keyboard on MacBook Air(11inch,Late2010)? in MacBook Air by Marroco93	Show 0 Bookmarks0	5	190	October 1, 2015 5:29 AM by Marroco93
Late 2008 MB, confusion about firmware updates in MacBook (13-inch, 2006-2010) by BDAqua	Show 0 Bookmarks0	3	154	August 15, 2015 11:22 PM by BDAqua
can't reset PRAM??!@# in MacBook (13-inch, 2006-2010) by tivoboy	Show 2 Bookmarks2	40	4399	August 3, 2015 12:02 PM by tivoboy
HD 4000 Problems in OS X Yosemite by James Brickley	Show 0 Bookmarks0	3	351	July 7, 2015 2:55 AM by James Brickley
Is 2015 EFI update included in latest Yosemite update? in OS X Yosemite by kahjot	Show 0 Bookmarks0	2	138	July 3, 2015 7:14 PM by kahjot
MacBook pro mid-2010 WiFi problems in MacBook Pro by Chitoo	Show 0 Bookmarks0	2	162	June 17, 2015 8:22 PM by Chitoo
MacBook Pro (late 2011, 17 inch, i7 2.5GHz) won't accept 8GB RAM module in slot 0 in MacBook Pro by OGELTHORPE	Show 0 Bookmarks0	3	348	June 12, 2015 3:51 AM by OGELTHORPE
iMac, "cannot mount root error" occurs during safe boot in iMac by osihara	Show 1 Bookmarks1	4	389	June 11, 2015 10:36 PM by osihara
firmware for imac 8,1 in iMac by den.thed	Show 0 Bookmarks0	6	217	June 2, 2015 6:06 PM by den.thed

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