What is SMC??
I have been told by Apple support to reset SMC ..I have no idea what SMC is. When search Apple support I get no definition.
MacBook Pro 13″, macOS 12.7
See instructions in Reset the SMC of your Mac - Apple Support
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The Apple Support Community will permanently close on November 20, 2026. Starting today, the site will no longer accept new posts and is available in a read-only state.
You can continue to find trusted guidance and support on the official Apple Support site.
We want to thank the community members who have contributed their time and expertise to help others with their Apple products.
5 replies
System Management Controller. An older version of Keep your Mac laptop within acceptable operating temperatures - Apple Support defined it:
Keep your Mac notebook within acceptable operating temperatures (archived)
System Management Controller (SMC) is a micro-controller used in intel Macs that helps with fundamental processes like Main Processor clock regulation, power control, sleep and wake. fan speeds, and many "behind the scenes" functions and low speed I/O functions that allow your Mac to operate well.
SMC = System Management Controller.
They sent me same instructions . I still don’t know what “SMC” is. What does SMC stand for?
What is SMC??