Ensure you have R8.part1.rar , R8.part2.rar , and any subsequent parts.
This is a compressed format created by WinRAR. To open it, you need all the parts of the set in the same folder. How to see the "text" or content inside: R8.part1.rar
Use software like WinRAR , 7-Zip , or The Unarchiver (for Mac). Ensure you have R8
Because this file name is generic and used across various platforms, I cannot see the specific text or data inside it for you. However, here is what that file typically represents and how you can access its contents: What is this file? Ensure you have R8.part1.rar