System Management Control firmware updates are available for certain Intel-based Mac models.
The SMC Firmware Update addresses intermittent boot issues.
The SMC Firmware Update 1.0 is a System Management Control (SMC) firmware update for certain Intel-based computers, including iMac (Early 2006), Mac mini (Early 2006) and MacBook Pro (15-inch) computers.
Installation instructions can be found in Apple's Knowledge Base. Note that two of the three download pages have bad links to the Knowledge Base article at the time of this posting, so use this link until those pages are corrected.
Update: According to this forum thread, the update seems to be crippling some users' clock speeds.
Apple's unusually timed announcement of new Mac mini and Mac Studio models this week was driven by unexpectedly strong enterprise appetite for AI hardware, according to The Information.
Apple normally releases new Mac models in the autumn, closer to October or November, making this week's announcement unusually early, falling just before the anticipated arrival of new iPhone models. The...
Sunday August 23, 2026 11:36 am PDT by Tim Hardwick
Apple is readying new iMac models with an upgraded chip and new color options, according to Bloomberg's Mark Gurman.
Writing in his latest Power On newsletter, Gurman says the new version is likely to be an updated 24-inch model with an M6 chip, replacing the existing M4 model that arrived in October 2024.
New colors are also said to be on the menu, though Gurman does not say what they...
Tuesday August 25, 2026 6:11 am PDT by Joe Rossignol
Apple today announced the next-generation Mac mini, which can be configured with an all-new M6 chip or the M5 Pro chip released earlier this year.
The M6 chip is equipped with a 12-core CPU and a 12-core GPU, up from a 10-core CPU and 10-core GPU in the M5 chip. In addition, the M6 chip features the first-ever dual Neural Engine with two 16-core engines, up from one in previous chips. The M6 ...
