You must have all parts (part01 through part10, and any subsequent parts) in the same folder to successfully extract the contents.
You cannot open or "review" this single file in isolation because it only contains a portion of the total data.
Password-protected archives often hide malware that bypasses scanners.
Right-click on part01 (the first file) and select "Extract Here." The software will automatically bridge all parts to reconstruct the original file. Security Warning
Ensure you obtained this from a reputable source. If you are prompted to fill out a survey or download a separate "unlocker" for a password, it is highly likely to be a scam or malware.
Archives from unknown sources that use generic or coded names (like "1mrtls") are sometimes used to bypass antivirus scans or hide malicious software.
The "2GB" in the filename suggests each part is approximately 2 gigabytes in size. Critical Extraction Instructions