MAC COMMANDS FOR REPAIR WINDOWS 10
MAC COMMANDS FOR REPAIR PRO
MAC COMMANDS FOR REPAIR PASSWORD
MAC COMMANDS FOR REPAIR MAC

There are a few reasons why you might need to find your MAC address. Your every network device or interface has its own MAC address. MAC (Media Access Control) address of a device, also known as the physical address or hardware address, is the unique hardware ID assigned to a network interface controller. Find MAC Address from the Control Panel.Note that, on older systems, this test is called Apple Hardware Test. If any problems are found, the test will show you reference codes and suggest solutions.The utility will automatically check your system.(You will need to a Wi-Fi connection or Ethernet connection.) Note that, if this doesn't work, you should reboot your system while holding down Option + D to carry out start Apple Diagnostics over the internet. Boot up your Mac while holding down D, and then keep holding it down until asked to choose a language.If no problems are detected, choose Repair Permissions. If problems are detected, next choose Repair Disk.Select the hard drive, then choose Verif y, and allow that to run.From the startup screen select Disk Utility.Hold down Command + R while booting your Mac (for older systems running Snow Leopard or earlier, you'll need to dig out your installation disc, then pop that into the optical drive, and reboot your computer while holding down C).Hopefully, it's some data damage that can be fixed, but sometimes, it's something a lot more serious. If your system won't boot, a very likely cause is a disk issue. Once you're done with the reset, you can go back to your wireless keyboard.įor more information about resetting the NVRAM/PRAM, check out Apple's support documentation. If you're finding that this doesn't work, then you might need to either disconnect all your USB devices or, if you are using a Mac with a wireless keyboard, you might need to go old-school and use a wired keyboard (any USB keyboard will work with a Mac, it just won't be as stylish).

MAC COMMANDS FOR REPAIR PASSWORD

If you have a firmware password set, you'l need to disable this first.

Note that, for the iMac Pro, there is no startup sound, and you release the keys after the Apple logo appears and disappears for the second time.

Keep holding down the four buttons until you hear your Mac emit the 'WALLe' startup chime and then keep holding them down until you hear it for a second time.

(Yes, that requires some finger dexterity!)

To reset the NVRAM/PRAM, you need to simultaneously hold down Command + Option + P + R while powering on the system.

Here's another time where a spare arm or an assistant comes in handy. Reset the NVRAM (NonVolatile Random-Access Memory)/PRA M (Parameter RAM) I always recommend resetting both SMC and NVRAM/PRAM when troubleshooting. Refit the battery and restart the Mac.Īpple leads owners through a whole list of things to try before resetting the SMC, but since there doesn't appear to be any downside to doing this, and it's simple to do, I tend to just jump straight into giving it a go.

Then press and hold down the power button for five seconds. Laptops with removable batteries (older MacBook systems): Disconnect the system from the power supply and remove the battery.Hold for a few seconds and then simultaneously release all the buttons before starting the Mac as normal. Laptops with non-removable batteries (newer MacBook systems): With the system plugged to a power supply, press and hold Shift + Option + Control and then press the power button (it helps if you have three arms or an assistant).Desktop systems (iMac, iMac Pro, and Mac Pro): Disconnect the power cord, wait 15 seconds, plug it back in, and then wait a further five seconds before turning the Mac on again.However, how you go about doing it depends on which Mac you have: This one tip can fix a whole raft of Mac issues. Reset the SMC (System Management Controller) Read also: Everything you need to know about charging your iPhone X or iPhone 8 | The iPhone X/8's best feature is one that most people will never get to use The following is information that all Mac owners should know, and it can help prevent you from having to take an unnecessary trip to see a Genius at your nearest Apple Store. I've used these to solve a wide variety of weird Mac issues, ranging from poor performance and systems not wanting to boot up (or are taking a long time to boot) to the fans running crazy or the screen being blank. When it comes to troubleshooting, I always try the simplest things first, and these tricks have been successful in solving some 90 percent of the Mac problems I've encountered.

MAC COMMANDS FOR REPAIR WINDOWS 10

Those who want a Windows-powered laptop don't have to feel jealous of those who choose the macOS path, because there are some truly awesome Windows 10 laptops available.

MAC COMMANDS FOR REPAIR PRO

Top Windows 10-powered alternatives to the MacBook Pro

Mac commands for repair