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#How to clean install mac os sierra then restore data how to#
#How to clean install mac os sierra then restore data update#
#How to clean install mac os sierra then restore data download#

If one of your Macs won’t run properly, you can use your other computer to create a Mac bootable USB, then boot it on the Mac with issues and reinstall its operating system. However, when it’s impossible to boot into this mode, the only way to repair your Mac is by reinstalling macOS from a bootable USB installer. If your Mac is troubleshooting, usually, you’ll need to use Recovery Mode to fix the issues.

To reinstall macOS even if the Recovery Mode isn’t working.

This is that special case when a previously created macOS USB installer can rescue a failing Mac since you won’t even need an internet connection to reinstall its operating system.

To reinstall macOS when there’s no internet connection.

#How to clean install mac os sierra then restore data download#

This way, you won’t need to wait for the macOS version to download from the web on each of your computers. If you have more than one Mac and want to install a new macOS on all of them, you can use a bootable USB macOS installer to speed up the process.

To install the needed macOS on multiple devices.

#How to clean install mac os sierra then restore data update#

If you want to update your Mac but are not sure whether a particular app will run on the new macOS, or if you simply want to see how a beta operating system version works before choosing to switch to it completely, it’s possible to keep the previous macOS version and install the other one on a separate APFS volume. If you want to reset your device and make it look as if it’s new, you can create a Mac bootable USB installer, format the internal drive, boot your Mac from that flash drive, and install the new operating system.

To wipe your Mac clean and reinstall the operating system.

Here’s why you might need a bootable USB macOS installer: You might think that you don’t need it yet, but it is always best to have a flash drive with the needed macOS installation file ready, just in case. There are numerous situations when a bootable USB macOS installer may come in handy. Why Does One Need to Make Bootable USB on a Mac?

#How to clean install mac os sierra then restore data how to#

So, what do you need to make a bootable USB on a Mac, and how to do it? Let’s dive right into this question. But the truth is, the process of creating a bootable installer for macOS is pretty straightforward and takes just a few clicks of the mouse. You might think that creating such a drive is complicated and something that only a tech-savvy might handle. Whether you want to dual-boot your Mac, have to install the new macOS version on multiple computers (and don’t want to spend hours doing it), or need to reinstall the operating system on your Mac, a bootable USB installer has you covered.

Is it possible to make a bootable USB using Disk Utility on Mac?.

Can I use Rufus to make a bootable USB for Mac?.

Is it possible to create Mac bootable USB from Windows?.

Method #2: (Manual) Make a Bootable USB on Mac via Terminal (createinstallmedia commands).

Method #1: (Quick & Easy) Create macOS Bootable USB Using Disk Drill.

Why Does One Need to Make Bootable USB on a Mac?.

That is unfortunately, but such is the price of progress. Unfortunately, USB was a juggernaut that wouldn’t be stopped, and Firewire simply died its natural death. Unfortunately, since USB has certain limitations that require one device to be host, and the other to be client (and the OTG mode doesn’t support “Target Mode”-like connections), we no longer have the ability to turn our Macs into an external hard disk.įIrewire was technology invented by Apple. USB2 (and now USB3) have essentially pushed out firewire as the standard hardware connection for fast data transfer. Even Apple has long ago realised that nobody uses firewire on the Macs anymore. DV devices are no longer manufactured everything is now HD, and there are no tape-based new devices anymore, so there is no need for live DV (or HDV) stream via firewire. It was a great option for the time, to flip the role of a firewire-enabled device from a host to a storage device with a simply re-boot.įirewire is long gone from virtually all modern devices. And one of the major advantages of that peer-to-peer architecture was the ability for Apple to make Target Mode possible. Its most significant advantage was its peer-to-peer architecture (vs. It was a superb piece of technology, far superior to USB at the time and, thanks to DV industry’s adoption as a standard for DV stream, it became fairly popular, with quite many computer makers (not called Apple) choosing to put it on their machines (of course, every single Mac had it since G4 models in late 90s).

Firewire as an interface has outlived its purpose, and even Apple has now acknowledged that.