All parts must have the exact same name except for the part number (e.g., don't change 1208_1_RP.part1(1).rar ).
You likely have (or need) subsequent files like 1208_1_RP.part2.rar , 1208_1_RP.part3.rar , and so on. How to Extract It 1208_1_RP.part1.rar
The .part1 suffix indicates that the original data was too large for a single file and was split into smaller chunks. All parts must have the exact same name
To view the "article" or contents inside, you cannot just open this single file alone. You must follow these steps: 1208_1_RP.part1.rar