Connect the USB flash drive or other volume that youre using for the bootable installer. Press and hold the Option (Alt) Macos Make Usb Bootable. Here are the steps to boot Mac from the USB flash drive: Power on the system. How to Boot Mac from USB Media: After creating a bootable USB drive, the user simply needs to plug the created drive into the open port on the Mac. Create Bootable USB for Mac on Windows 10, Mac and Windows file system is completely different, so you are not able to create bootable USB for Mac with PowerShell, CMD or Rufus.If you remembered, till MacOS sierra the Apple file system was Hackintosh, but MacOS 10.13 High Sierra has the technology of Apple Filesystem.I needed to reinstall one of my Windows PCs at home recently, and realised that I only have Windows 7 DVDs, but no Windows 10s.Part 4.
![]() Make A Bootable Usb Upgrade The OperatingAll of these need to be done in the Terminal app. Create a GPT partition on a USB flash driveHere are the steps I had to take on my MacBook, originally procedure was written in macOS High Sierra, but I tested it in MacOS Mojave 10.14.2 as well. Once you complete the steps, you can now insert the USB flash drive on your Mac computer to install, reinstall, or upgrade the operating system to the latest macOS version, which can be Sierra, Catalina, Big Sur, Monterey, or higher. This approach will be simpler for any other ISO image like Ubuntu or CentOS, so there’s a separate Steps 3-5 for them at the end of the post.TransMac creates a macOS USB bootable drive warning.So the first two steps are the same, then Windows and Linux have separate procedure. For generic Linux installation ISOs this procedure would be simpler. Then, plug in your USB drive.Windows 10 is a very specific bootable media, so the process is a bit involved.:/ $ diskutil list2: Apple_APFS Container disk1 500.0 GB disk0s20: APFS Container Scheme - +500.0 GB disk11: APFS Volume Macintosh HD 466.2 GB disk1s12: Apple_APFS Container disk3 29.8 GB disk2s20: APFS Container Scheme - +29.8 GB disk30: Apple_partition_scheme +173.1 MB disk41: Apple_APFS Container disk6 80.0 MB disk5s10: APFS Container Scheme - +80.0 MB disk61: APFS Volume Raven-Core 70.1 MB disk6s11: Apple_HFS F-Secure XFENCE 18.1 MB disk7s12: Apple_HFS Backups 3.0 TB disk8s2 Step 2: Insert USB stick an re-run diskutil listThis time I can see there’s a disk9 showing up, with 64GB of size which matches my USB stick size: :/ $ diskutil listChances are, your USB stick has a PC standard FAT16/FAT32 filesytem, and will be mounted automatically. This is simply so that you can run the same command again after inserting USB and easily spot the USB device. use dd command to burn Linux installation ISO onto USB stickStep 1: Confirm partitions before inserting USBUse the diskutil command to list all disks and partitions on your Mac. copy all the files from that folder onto the USB stick format USB stick with FAT-32 filesystem/Win10_1607_English_x64.isoYou’ll have the MacOS Finder window with Windows ISO content pop-up, just ignore it and go back to the terminal.You should now have it mounted under folder like this: :/Volumes/SSD $ df -h | grep EN-US/dev/disk8 4.1Gi 4.1Gi 0Bi 100% 18446744073707414141 2138557 1704874683337099264% /Volumes/CCSA_X64FRE_EN-US_DV5Go into that folder and do ls to make sure you can see Windows DVD files there: :/Volumes/SSD $ cd /Volumes/CCSA_X64FRE_EN-US_DV5/:/Volumes/CCSA_X64FRE_EN-US_DV5 $ lsAutorun.inf boot bootmgr bootmgr.efi efi setup.exe sources supportExcellent! Step 5: Copy Windows files onto USB stickRight, now we have to copy all the files from DVD ISO image onto our new USB stick.IMPORANT: you should be in the /Volumes/CCSA_X64FRE_EN-US_DV5 directory when running this command below. Step 4: Mount Windows ISOSimply go to the directory where you have the ISO image and run the open command for it: :/Volumes/SSD $ open. Step 3: format USB stick for Windows bootThis single command will erase the USB stick, make it bootable by adding a Master Boot Record (MBR) and create a Windows-friendly filesystem (FAT) on it: :~ $ diskutil eraseDisk MS-DOS "WIN10" MBR disk9Formatting disk9s1 as MS-DOS (FAT) with name WIN10/dev/rdisk9s1: 30000480 sectors in 1875030 FAT32 clusters (8192 bytes/cluster)Bps=512 spc=16 res=32 nft=2 mid=0xf8 spt=32 hds=255 hid=2048 drv=0x80 bsec=30029824 bspf=14649 rdcl=2 infs=1 bkbs=6You’ll have the new filesystem mounted automatically, as you can see it’s empty (1.1MB used of 14GB): :/ $ df -h | grep disk9/dev/disk9s1 14Gi 1.1Mi 14Gi 1% 0 0 100% /Volumes/WIN10Great stuff, now we’re moving to the next phase: we need to mount the Windows ISO image as a folder and then copy all the files onto the freshly formatted /Volumes/WIN10 USB stick. If you’re burning a Linux ISO, skip this and go to the Creating Linux bootable USB section below, it has its own steps. Virtual studio for mac 1010 c$ hdiutil convert -format UDRW -o centos. It’s /dev/disk9 in our case: :/ $ diskutil unmountDisk /dev/disk9Unmount of all volumes on disk9 was successful Step 3: convert ISO into bootable DMGWARNING: this is an important step, without it your USB stick won’t boot.So I have this DVD ISO of the CentOS 7.4, let’s convert it before burning onto the USB stick. The rule of thumb is to boot UEFI if it’s available, especially if you’re booting Windows USB stick:As I said earlier, non-Windows ISOs are much easier to deal with! So after the first 2 generic steps at the start of this post, we’ll be taking separate steps for Linux as shown below.We need to unmount the USB disk we found in Step 2. Step 6: Boot USB stick on your PCIMPORTANT: recent enough PCs will likely offer you both legacy boot and UEFI boot. :/ $ df -h | grep WIN10/dev/disk7s1 14Gi 4.1Gi 10Gi 29% 0 0 100% /Volumes/WIN10Looks good! What’s left now is to eject the USB stick: :/ $ diskutil unmountDisk /dev/disk9Unmount of all volumes on disk9 was successfulAnd to boot it on the PC as shown below. /Volumes/WIN10/If you remember, in Step 3 we did the df command and the USB filesystem /Volumes/WIN10 was empty.Just to get an idea that the copy was successful, let’s run the df command again to make sure the USB stick has roughly the same amount taken up now – 4.1GB as per output fragments in previous step. Let’s cd into the directory with all the ISOs that you have and burn it using the dd command.
0 Comments
Leave a Reply. |
AuthorDan ArchivesCategories |