: If you are missing even one part (like .002 ), the extraction will fail with a "Data Error" or "Unexpected end of data."
: All parts must have the exact same name (except for the extension) for the software to recognize they belong together.
: Right-click on the first file in the sequence ( CH.7z.001 ). CH.7z.004
: 7-Zip will automatically look for .002 , .003 , and your .004 file to pull the data together into the final original file. 3. Common Issues
Knowing the source might help me give you more specific instructions on what the "CH" stands for! : If you are missing even one part (like
: If the extraction fails at exactly 75% or 80%, there is a high chance that your specific CH.7z.004 file is corrupted and needs to be redownloaded.
: If you don't have it, get it from the official 7-Zip website . : If you don't have it, get it
: Select 7-Zip > Extract Here (or to a specific folder).