
If you want to do a clean install of macOS Sierra
, or you have multiple Macs to install it on, then a bootable flash drive is your best bet. Here’s how to make one.
Source: LifeHacker – How to Make a Bootable macOS Sierra USB Flash Drive

If you want to do a clean install of macOS Sierra
, or you have multiple Macs to install it on, then a bootable flash drive is your best bet. Here’s how to make one.
Source: LifeHacker – How to Make a Bootable macOS Sierra USB Flash Drive