Because .rar is a proprietary compressed format, most operating systems require third-party tools to open it.

: Security and server-related software can be found at the i3 International support site . 2. Extracting I3SBRD.rar

: Other teacher-led tools like i3LEARNHUB or display management apps are available on the i3-Technologies Software page .

: You can use the official WinRAR tool, or free alternatives like 7-Zip and PeaZip .