Bbh100-1983.zip.001 | SAFE |

The file extension indicates that it is the first part of a split archive . To open and extract the contents, you must have all the subsequent parts (e.g., .002, .003) in the same folder. How to Open the File

Since standard Windows and macOS utilities often cannot handle split archives natively, you will need a third-party tool: How to Open and Extract .001 Files - Microsoft Q&A BBH100-1983.zip.001