Only extract files from trusted sources. If this came from a suspicious email or unknown website, it may contain malware. If you can share: Where did you download or receive this file from?
CAD drawings, schematics, or simulation results.
A RAR file is a container format that holds one or more files in a compressed state WinRAR. How to Open it: You need a file archiver tool. Windows: Use software like WinRAR or 7-Zip . macOS: Use The Unarchiver .