: Double-click the .001 file; the software will automatically join the subsequent parts. How to Extract .7z.001 files - Microsoft Q&A
: Look for files named native_plants_of_australia.7z.002 , .003 , and so on in the same location where you downloaded the first part. native_plants_of_australia.7z.001
A file ending in .001 is a "split" volume. It cannot be opened by itself because it only contains a fraction of the total data. : Double-click the
: Ensure all parts have the exact same name except for the trailing numbers. 2. Extract the Content : Double-click the .001 file
Note: 7-Zip will automatically find and join the other numbered parts to complete the extraction.