Do you want to create a bootable USB installer for macOS Sierra using UniBeast tool, Then you are at the right place? Here we have posted the easy to understand guide with the screenshot of creating Bootable macOS USB drive. Just follow each step as We have shown in this post.
Let’s begin.
Bootable macOS Sierra installer drive with Unibeast.
Step 1: Erase the USB Drive.
Let’s start erasing the USB disk with Disk Utility.
- Insert the USB drive
- Open /Applications/Utilities/Disk Utility Or press Command+Spacebar and search Disk Utility then hit enter.
- Highlight the USB drive in left column

- Click Erase button
- For Name: type USB (You can rename it later)
- For Format: choose OS X Extended (Journaled)
- For Scheme: choose GUID Partition Map
- Click Erase then Done

Step 2: Download Unibeast & Create Bootable macOS Sierra.
- Download the Unibeast from the tonymacx86 website (for downloading you need to login if you are already registered or else you need to sign up)
- Run Unibeast.
- Click Continue, Continue, Continue, Continue, Agree
- At Destination Select, choose USB and click Continue

- At Select, OS Installation screen choose Sierra and click Continue
- At Bootloader Options screen choose UEFI Boot Mode or Legacy Boot Mode. UEFI Boot Mode is recommended for 7/8/9/100 Series CustoMac desktops and all UEFI capable systems. Legacy Boot Mode is recommended for 5/6 Series CustoMac desktops and all BIOS based systems.

- (Optional) At Graphics Configuration screen chooses the appropriate graphics option for your system and click Continue.
- Verify installation options, then click Continue, enter password and click Install

UniBeast will now create the bootable USB drive. The process will only take about 10 minutes, depending on the system and drive speed. Do not unplug or stop during this time.

Step 3: Drag MultiBeast.
- Download the MultiBeast if you have not already downloaded it. This MultiBeast app is use for installing driver on your macOS Sierra. (For downloading this also you need to login on tonymacx86 website).
- After downloading, Drag MultiBeast to your completed USB drive.
Clover Note: UniBeast delivers basic bootloader support based on our testing on recommended CustoMac systems. For further bootloader customization, download and run the official Clover package. Advanced users may also compile Clover by downloading the full source.