The file is the first part of a split compressed archive created with 7-Zip . To extract its contents, you must have all subsequent parts (e.g., .002 , .003 ) in the same folder. How to Open and Extract
: Select "Extract Here" or "Extract to [Folder Name]". Troubleshooting SM_MSH_45.7z.001
: Right-click only the .001 file. The software will automatically detect and combine the other parts. The file is the first part of a
How to extract files from a split 7zip archive ended by .001 and .002? SM_MSH_45.7z.001