For Mac portables experiencing issues related to the MagSafe power adapter and/or battery, try: Unplug the MagSafe power adapter from the Mac and the wall power socket for several seconds. Shutdown the Mac. Physically remove and re-insert the battery (if it’s removable) and start the Mac. Resetting the SMC on Mac portables with a removal battery.
The System Management Controller (SMC) is a subsystem of Intel processor-based Macintosh computers. It is similar in function to the older SMU or PMU or UAE of non-Intel Macintosh computers.[1][2]
- The System Management Controller (SMC) is a subsystem of Intel processor-based Macintosh computers. It is similar in function to the older SMU or PMU or UAE of non-Intel Macintosh computers. The SMC has roles in controlling thermal and power.
- Before resetting the SMC, try these steps: Shut down your Mac. Press and hold the power button for 10 seconds, then release the button. Wait a few seconds, then press the power button to turn on your Mac. If the issue persists, follow these steps to reset the SMC: Shut down your Mac. On your built-in keyboard, press and hold all of the.
Overview[edit]
The SMC has roles in controlling thermal and power management, battery charging, video mode switching, sleep and wake, hibernation, and LED indicators. It also enables enforcement of the macOSEnd User License, allowing macOS to identify when it is running on non-Apple hardware.[3]
See also[edit]
- Baseboard management controller (BMC)
- Embedded controller (EC)
- Enhanced Serial Peripheral Interface Bus (eSPI)
- Low Pin Count (LPC)
- Power management integrated circuit (PMIC)
- Power Management Unit (PMU)
- System Management Bus (SMBus)
- System Management Unit (SMU)
References[edit]
- ^'HT2368: About the SMC Firmware Updates'. Official Apple Support. Archived from the original on 2008-12-23.
- ^'HT202040: About the SMC Firmware Updates'. Official Apple Support. Retrieved 2018-04-28.
- ^Randal Schwartz (August 11, 2010). 'VirtualBox'. FLOSS Weekly (Podcast). 130. TWiT.tv. Retrieved 2018-04-28.
How To Reset Smc For Macbook Pro
External links[edit]
Smc Machinery