If you are trying to "develop" or modify the game files within that archive, you will first need to complete the extraction above before using tools like Sims 4 Studio to access the internal packages.
Ensure you have every single file in the sequence (part01, part02, etc.) in the same folder [1, 2]. The Sims 4 (v1.93.129.1030) ALL IN ONE.part09.rar
To successfully use this file, you generally need to follow these steps: If you are trying to "develop" or modify
Since your version is v1.93.129.1030 , make sure all parts belong to this specific build to avoid corruption [3]. etc.) in the same folder [1
If you get a "Checksum Error" specifically on part09, that individual file may be corrupted and likely needs to be re-downloaded [2, 5].