Sometimes your Mac isn't running properly, so you need to reset the NVRAM and PRAM. Sometimes you need to boot in Recovery Mode in order to reinstall an OS or recover your hard drive via the internet. Whatever your needs, you can boot your Mac in a variety of modes in order to complete a task before startup; all you need to do is press some keys down and wait for the chime (unless you have a later MacBook Pro, in which case I'm sorry). Here are all the keyboard shortcuts you can use when starting up your Mac! Safe mode: shift Safe mode is a way of starting up your Mac that makes sure it performs certain checks and prevents certain software from loading or opening automatically.

Here's what it does: • Verifies startup disk and tries to repair directory issues if needed • Loads only required kernel extensions • Prevents Startup Items and Login items from opening automatically • Disables user-installed fonts • Deletes font caches, kernel cache, and other system cache files How to start in Safe Mode • Start or restart your Mac and immediately press and hold shift on your keyboard. • Release the shift key when you see the login window. You can leave safe mode by restarting your Mac without pressing any keys during startup. Startup Manager: option (alt) The Startup Manager lets you choose a different startup disk during boot. So if you have your Mac partitioned in order to run Windows or a macOS beta, for example, you can choose that startup disk instead of the default disk.

How to start the Startup Manager • Start or restart your Mac and immediately press and hold the option key on your keyboard. • Release the option key when you see the Startup Manager window. • Select a startup disk. • Click the arrow or press return on your keyboard. Start up from an available external disk: C You can start up your Mac from an available CD, DVD, or USB drive that contains a valid operating system for your Mac (you can also just use. How to start up from an available external disk • Start or restart your Mac and immediately press and hold the C key on your keyboard. • Release the C key when you see the Startup Manager window.

• Select a startup disk. • Click the arrow or press return on your keyboard.

The Mac Task Manager. Despite being named Activity Monitor many Mac switchers continue to refer to the utility as the Windows name of Task Manager, keep in mind that regardless of the lingo used it’s the same application utility being discussed and used.

Gimp for mac in english version. Start up from Apple Hardware Test or Apple Diagnostics: D If there are issues with your Mac that you think may be related to the hardware, you can run the Apple Hardware Test. You can run Apple Diagnostics once you think you've isolated the issue to a possible hardware issue. How to start up from the Apple Hardware Test or Apple Diagnostics • Start or restart your Mac and immediately press and hold the D key on your keyboard. • Release the D key when you see the choices appear.

• Select Apple Hardware Test or Apple Diagnostics. You can also hold option-D to start up from either utility over the internet. Start up from a NetBoot server: N Booting from a NetBoot server allows you to boot from a network, rather than a local hard disk or optical disk drive. Your Mac must have capable firmware in order to boot from a network.

How to start up from a NetBoot server • Start or restart your Mac and immediately press and hold the N key on your keyboard. • Release the N key when you see the choices appear. • Select a network. Reset the NVRAM and PRAM: option-command-P-R Sometimes certain processes on your Mac just don't work. It can be any random issue from iCloud not allowing you to sign in, to certain apps just not opening. One of the first fixes you'll find on any forum is resetting the NVRAM (nonvolatile random-access memory).

This is a small amount of memory that your Mac uses to store settings that it wants to access quickly. If you're having an inexplicable issue with your Mac, this is a good place to start. How to reset the NVRAM and PRAM on your Mac • Start or restart your Mac and immediately press and hold command-option-P-R on your keyboard. You'll probably have to use both hands. • Release the keys after about 20 seconds. If you have a Mac that plays a startup chime, you can release the keys after you heard it a second time.

You may have to go back into System Preferences and adjust settings like volume and display resolution to your liking, since they get reset when you reset the NVRAM. Boot in Recovery Mode: command-R Sometimes, as a last-ditch effort, you need to boot in Recovery Mode and either repair a disk or (NOOOOO!) reinstall macOS. You may also need to restore from a Time Machine backup. If any of that is the case, then here's what to do: How to boot up your Mac in Recovery Mode • Start up or restart your Mac and immediately press and hold command-R on your keyboard. • Release the keys when you see the Apple logo or a spinning globe. • Click an option. • Click Continue.