: OEM (Original Equipment Manufacturer) licenses are tied to the specific hardware they are first installed on, while ESD (Electronic Software Delivery) refers to the digital delivery method of the software.
It looks like you've encountered a string that appears to describe a Windows 11 installation image. Let's break down what each part typically signifies: Windows 11 X64 21H2 Pro 3in1 OEM ESD MULTi-7 JU...
: Electronic Software Delivery . This indicates the install.wim file has been compressed into an .esd format to significantly reduce the overall ISO file size. : OEM (Original Equipment Manufacturer) licenses are tied