Ensure you have every numbered segment in the sequence. If one is missing, the extraction will fail. Use the Right Tools: Download WinRAR or 7-Zip .
The .part5 indicates that this is the fifth piece of a larger puzzle. 92BT95RT94NM96T9494933.part5.rar
Right-click on Part 1 (not Part 5!) and select "Extract Here." The software will automatically find the subsequent parts, including your .part5.rar , and join them back together. A Note on Security Ensure you have every numbered segment in the sequence