Step 2.Erase your MacBook Pro's hard drive. When the Recovery Mode Utilities window shows up, pick Disk Utility and click Continue.Select your main hard drive usually called Macintosh HD. Click the Erase button on top ribbon of Disk Utility to start erasing your hard drive for factory reset MacBook Pro. When it is done, close the application by clicking Disk Utility and then Quit Disk Utility. Keep holding all three keys for 7 seconds, then press and hold the power button as well. If your Mac is on, it will turn off as you hold the keys. Keep holding all four keys for another 7 seconds, then release them. Wait a few seconds, then press the power button to turn on your Mac. There's no way to overcome an Efi password lock without getting into low level Efi programming and you'll need appropriate hardware and knowledge. You would need investing money and unless you're skilled in firmware coding quite some time and study to understand what needs to be done. MacBook Pro 13' Retina Display Late 2012.
Reset the SMC on computers that have the T2 chip
Sims 3 animal mods. If your Mac has the Apple T2 Security Chip, follow these steps. If you need help, contact Apple Support.
Notebook computers with the T2 chip
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 following keys. Your Mac might turn on.
- Control on the left side of your keyboard
- Option (Alt) on the left side of your keyboard
- Shift on the right side of your keyboard
- Keep holding all three keys for 7 seconds, then press and hold the power button as well. If your Mac is on, it will turn off as you hold the keys.
- Keep holding all four keys for another 7 seconds, then release them.
- Wait a few seconds, then press the power button to turn on your Mac.
How To Factory Reset A Macbook Pro
Desktop computers with the T2 chip
- Shut down your Mac, then unplug the power cord.
- Wait 15 seconds, then plug the power cord back in.
- Wait 5 seconds, then press the power button to turn on your Mac.
Reset the SMC on other computers
If your Mac doesn't have the Apple T2 Security Chip, follow these steps. If you need help, contact Apple Support.
Notebook computers with a nonremovable battery
Soul tree toshinobu kubota rar file. Descargar teowin full crack. This applies to MacBook Pro models introduced in mid-2009 through 2017, MacBook Air models introduced in 2017 or earlier, and all MacBook models except the MacBook (13-inch, Mid 2009).
- Shut down your Mac.
- On your built-in keyboard, press and hold all of these keys:
- Shift on the left side of your keyboard
- Control on the left side of your keyboard
- Option (Alt) on the left side of your keyboard
- While holding all three keys, press and hold the power button as well.
- Keep holding all four keys for 10 seconds.
- Release all keys, then press the power button to turn on your Mac.
Macbook Pro Smc Reset
Notebook computers with a battery that can be removed
This applies to all MacBook Pro and MacBook models introduced in early 2009 or earlier, as well as the MacBook (13-inch, Mid 2009).
- Shut down your Mac.
- Remove the battery. (If you need help removing it, contact an Apple Store or Apple Authorized Service Provider.)
- Press and hold the power button for 5 seconds.
- Reinstall the battery.
- Press the power button to turn on your Mac.
Desktop computers
- Shut down your Mac, then unplug the power cord.
- Wait 15 seconds, then plug the power cord back in.
- Wait 5 seconds, then press the power button to turn on your Mac.
About the SMC
The system management controller is responsible for managing behaviors related to these features:
- Power, including the power button and power to the USB ports
- Battery and charging
- Fans and other thermal-management features
- Indicators or sensors such as status indicator lights (sleep status, battery charging status, and others), the sudden motion sensor, the ambient light sensor, and keyboard backlighting
- Behavior when opening and closing the lid of a notebook computer
Reset Password Macbook Pro 2012 Specs
Resetting the SMC doesn't affect the contents of NVRAM or PRAM.