Files are typically split into 2GB chunks for several reasons:
Ensure ER_2GB.part01.rar through the final part are all in the same directory. If any part is missing, the extraction will fail with a "Volume Corrupt" or "Missing Volume" error. ER_2GB.part04.rar
Software like WinRAR or 7-Zip is required to join these segments back into a single usable folder or ISO. How to Extract "ER_2GB.part04.rar" Files are typically split into 2GB chunks for