: You only need to open and extract the first file in the sequence; the extraction software will automatically pull data from the subsequent parts. Methods by Device Windows
: This is a free, open-source alternative. Right-click the first part, choose "7-Zip," and then "Extract files...". Android
Use The Unarchiver , which is a free tool that handles RAR and other multi-part archives natively.
If the file size is small, you can use online services like Seedr to upload, extract, and download the contents. How to Extract Part .RAR Files (Full Guide)