Unzip RAR files on your Mac from the Context menu. With WinZip for Mac 2.0 or later, you can right-click (or press CTRL and click) your saved RAR files and use the Context Menu to unzip them. Click on Services at the bottom of the Context menu, then choose Unzip. Buy WinZip for Mac. Documentation installation installing-images mac Copying an operating system image to an SD card using Mac OS. Raspberry Pi Imager is the recommended option for most users to write images to SD cards. Determine SD device. Insert the SD card in the slot. Rampire is a top-down defense strategy game where you create mazes by building walls and traps, and shoot down the enemies that trying to escape. Upgrade your main moving shooting character to become more powerful and destroy them! RAM (or Random Access Memory) has been an important component in computers pretty much since their inception. Essentially, when you use a device, be it a Mac, iPhone, iPad or non-Apple computer. OS X Mountain Lion; Mac OS X v10.7 Lion; Mac OS X v10.6 Snow Leopard; Mac OS X v10.5 Leopard; Mac OS X v10.4 Tiger; Mac OS X v10.3 and earlier; Mac OS X Technologies; Classic Mac OS (OS9, OS8 & System 7) Photos for Mac; QuickTime; Safari; Front Row.
Raspberry Pi Imager is the recommended option for most users to write images to SD cards.
diskutil list
Example (the SD card is /dev/disk2 - your disk and partition list may vary):
diskN
(for example, disk4
).Record this name.Note: The use of the dd
tool can overwrite any partition of your machine.If you specify the wrong device in the instructions, you could overwrite your primary Mac OS partition!
The disk must be unmounted before copying the image
Copy the image
Replace N
with the number that you noted before. Note the rdisk
('raw disk')instead of disk
, this speeds up the copying.
This can take more than 15 minutes, depending on the image file size.Check the progress by pressing Ctrl+T.
If the command reports dd: /dev/rdiskN: Resource busy
, you need to unmount the volume first sudo diskutil unmountDisk /dev/diskN
.
If the command reports dd: bs: illegal numeric value
, change the block size bs=1m
to bs=1M
.
If the command reports dd: /dev/rdiskN: Operation not permitted
, go to System Preferences
-> Security & Privacy
-> Privacy
-> Files and Folders
-> Give Removable Volumes access to Terminal
.
If the command reports dd: /dev/rdiskN: Permission denied
, the partition table of the SD card is being protected against being overwritten by Mac OS. Erase the SD card's partition table using this command:
That command will also set the permissions on the device to allow writing.Now issue the dd
command again.
After the dd
command finishes, eject the card:
Before installing this upgrade, make sure that your Mac is ready.
macOS Big Sur supports most Mac models introduced in 2013 and later.
View compatible Mac modelsBefore you upgrade, make a complete backup with Time Machine, or store your files in iCloud.
Learn how to back up your MacIf the installer needs more storage space to upgrade, you can free up space using tools that come with your Mac.
Free up storage spaceIf you’re using macOS Mojave or later, choose Apple menu > System Preferences, then click Software Update. If you’re using an earlier macOS, use the App Store instead.
Learn how to download and install macOS Big SurGo to the App StoreLearn about some of the new features of macOS Big Sur.
Control Center brings favorite controls such as Bluetooth, Wi-Fi, Do Not Disturb, and Sound together in a single place—so you can easily adjust them at any time.
Use Control CenterNotification Center puts notifications and>
Customize your start page, navigate with ease using the new tab bar, and access a new privacy report to see just how Safari protects your privacy as you browse.
Get to know SafariDiscover great places around the world and navigate easier with guides, cycling directions, indoor maps, Look Around, electric vehicle routing, and more.
Send messages to friends and family using new tools that make it easier to keep track of group conversations and give you fun, engaging ways to express yourself.
Use the expanded editing capabilities in Photos to easily make simple changes and more advanced adjustments to your photos.
Learn how to edit your photosAsk everyone. Our Apple Support Community can help you find answers.
Ask nowAnswer a few questions and we'll help you find a solution.
Get support