Release the keys when you see the apple logo, and until the macos utilities window appears. A reset of the smc and pramnvram can help any mac, including macbook. Performing a factory reset on your macbook or mac can solve many macos problems, and is essential if. Hard reboots involve manually shutting down computer. How to restore a mac to its factory settings digital trends. My sister wont be using it anymore so thought it would be better if i start over and use my own settings. It lets you do things you simply cant with other computers. Force restarting a macbook, macbook air, or macbook pro is generally. Once i reboot the mac, it shows a big paddock and stops there. No hardware installed see the image below when the wifi icon in the menu bar is clicked.
A factory resets also a necessary process if youre looking to sell your macbook air, in order to remove any and all user data left on the computer. You can use apples hardware test to rule out most hardware failures as the culprit when youre trying to troubleshoot problems youre experiencing with your mac. Rebooting the mac resets certain hardware conditions, which may lead to a solution to usb port issues. The smc is a subsystem in mac computers that helps control power management, battery charging, video switching, sleep and wake mode, led indicators, keyboard backlighting, and a bunch of other stuff. Users state that they cant get online because their mac computers display this message. Macin jarjestelmanhallintayksikon nollaaminen appletuki. This will revert any changes youve made, such as the screen or battery behavior. Appleinsider covers the stepbystep process of backing up your files, wiping the hard drive and restoring everything on a new machine. I spent hours trying to figure out how to factory reset it.
The steps are exactly the same as mentioned in the first section, except that you do not reset any other disk on your machine except for startup disk if you are planning to keep it second section, differs a bit. On mac computers that have the apple t2 security chip, you can release the keys after the apple logo appears and disappears for the second time. For new macbook and macbook pro models with internal batteries. The technology has changed over the years, and the procedure is determined by how old your mac is. Besides that, if your mac is still under warranty, you should not try to open and fix your mac. When your computer goes in and out of sleep mode, the smc will control what devices are powered down to save battery. Wait a few seconds, then press the power button to turn on your mac.
Resetting a mac to factory settings gets rid of all the data stored on that. Macos has a builtin recovery disk utility to help you erase and reinstall the operating system, which you. Disconnect the power adapter and any other cables or devices attached to. Now, your macbook will be reset to its default factory settings. The process to reset smc differs with the models so kindly doublecheck the model of your mac and macbook before starting the process. How to reset the smc in a macbook and why you might want to. Hold down the command and r keys on the keyboard and turn on the mac. This site contains user submitted content, comments and opinions and is for informational purposes only. Heres how to reset a mac, whether its an imac, mac mini or macbook. Check out our guide for how to reset a macbook or any mac computer. How to use apple diagnostics on your mac apple support. Typically, an smc reset helps to resolve many power and hardware related. How to factory reset a macbook pro, and when to do it appleinsider.
Now release the keys and then turn your mac back on using the power button. You have tried rebooting, youve reset the pram, youve done it all, but your mac is still behaving strangely. Macbook air features the apple t2 security chip secondgeneration custom mac silicon designed by apple to make macbook air even more secure. How to reset macbook pro or air if you are keeping your macbook. So when you use touch id to unlock your mac, authenticate a document, or pay a merchant online, your information stays safe. How to restore reset a macbook pro a1706 to factory. If your macbook pro is slow only after updating to the latest macos version i. Thats because its designed specifically for the hardware it runs on and vice versa. Smc stands for system management controller, and its a chip on any intelbased macbook that acts as lynchpin for running smaller hardware. Simple guide on how to reset your mac to factory settings. When and how to reset mac smc system management controller. If you are selling or donating your old mac, be sure to secure your data and properly set it up for the new owners. Modern macs have a builtin diagnostic test that can be used to help troubleshoot a hardware problem.
Want to prepare a mac to sell or return it to factory settings. Keep holding until you see a screen asking you to choose your language. In certain circumstances, resetting your mac system management controller smc can be a solution. We also recommend regularly backing up your macbook in the event of a hardware repair. You can often fix this issue by resetting your mac hardware settings.
Its purpose is to free the macs processor from having to take care of rudimentary hardware functions. Restoring your macbook pro to its factory settings will erase everything on the hard drive and reinstall the operating system. There does not seem to be a hardware reset on the secondary bq29312 chip, only a reset through a command but i thought the bq20z80 would send a reset command to the bq29312 when it was reset. Disclaimer a factory data reset both hard or soft will erase all of your personal information on your device and return it to its out of the box state. I have been removing them for years via hardware reprogramming because many people have no where else to turn. Tama koskee kaikkia macbook air malleja, kuten myos macbook ja macbook. How do i reset firmware password efi on my macbook air a69.
The nvram should be reset and your computer should start up normally. You should reset your mac if you want to sell it or. Eventually your mac will restart, and youll hear the startup sound again. How to hard reset macbook pro or air and reinstall macos x. On your builtin keyboard, press and hold all of the following keys. She has forgotten the firmware password and asked me to reset it. Some mac users may encounter a stranger wifi issue where the wireless menu icon has an x in it, and the wifi dropdown menu says wifi. The smc is hardware that is incorporated into the macs motherboard.
Click on restart button from the mac os x utilities window, wait until your macbook reboots and login with proper apple user credentials and now you will find that your macbook will be reset to its original factory settings. Resetting the smc system management controller on your mac when your mac misbehaves, reset the smc. How to force restart a macbook, macbook air, and macbook pro. Just to give you some scenarios i have come across. For example, photos can take a while to update the entire picture library. This can include problems with your macs display, graphics, processor, memory, and storage. I really need to factory reset this mac because it has tons of crap and adware on it. How do i prepare my macbook pro for apple diagnostics. Soft reboots are preferable to hard reboots since a hard reboot can result in corrupt application files, incorrect system permissions and other softwarerelated problems. You can use the apple hardware test aht to diagnose issues youre having with your macs hardware. Press and hold the power button for 10 seconds, then release the button. Odota muutama sekunti ja kytke sitten mac paalle painamalla.
Turn on your mac, then immediately press and hold the d key on your keyboard. Apple may provide or recommend responses as a possible solution based on the information provided. How to reset a macbook pro restoring factory settings if possible. Mac os x reinstalling network adapters this document details how to deletereset network adapters in os x. A factory reset s also a necessary process if youre looking to sell your macbook air, in order to remove any and all user data left on the computer. How to reset the macs nvram, pram, and smc macworld. How to factory reset a macbook pro stepbystep guide. Performing a factory reset on your macbook or mac can solve many macos problems, and is essential if youre selling.
Shut down your mac, and then press and hold the leftside shift. A reset will generally increase the speed of your machine back to what it was when you first got your machine in its original state. Make sure that your mac is on a hard, flat, stable surface with good ventilation. How to run diagnostics on your macbook pro for a full. To reset nvram, first turn off the firmware password. Since were all dependent on wireless networking these days, having no functioning wifi connection can be very frustrating, but fortunately this is usually a really simple.
Restoring your mac to its factory settings will erase all your data from the hard drive as well as your preferences and customized settings. How to reset a macbook or any mac computer laptop mag. Resetting your macbook pro to the way it was when you got it from the factory isn t difficult, but it isnt quick, either. When your mac finishes starting up, you might want to open system preferences and adjust any settings that were reset, such as sound volume, display resolution, startup disk selection, or time zone. Apple diagnostics only tests the internal hardware on your macbook pro. As said before, factory reset macbook pro is a little complicated than other devices, partly because there are more work about preparation, including backup, sign out itunes, icloud and other accounts. How do i reset the firmware password on my macbook. Factory reset is the latest means to fix a macbook pro before giving it up completely. If your mac is using a firmware password, this key combination does nothing or causes your mac to start up from macos recovery.
If you plan to give away, sell, or trade in your mac, the first thing you should do is erase the data on it and perform a factory reset. If you own a late 2016 macbook pro and presumably other macs made since then things work a little differently. Disconnect all external devices from your computer except for a keyboard, mouse, display, or set of speakers. If the issue persists, follow these steps to reset the smc. What is nvram, and when should i reset it on my mac. Clone or back up your mac hard drive or sync with icloud. How to test your mac for a hardware problem the mac observer.
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