If you have the first part, I can provide instructions for extracting it.

If this guide is part of the OLI Systems training, you can find official documentation on their website. To help you better, could you please clarify: did you download this file from?

Right-click on the .7z.001 file, select 7-Zip, and choose "Extract Here". The software will automatically combine both parts to extract the content.

Ensure you have SS-Oli-008_v.7z.001 and SS-Oli-008_v.7z.002 in the same directory.

Once extracted, look for the guide ( .pdf or similar file) within the extracted folder.

Use software like 7-Zip (recommended) to extract the files.

Because this is a multi-part archive (part 2 of 2), you must have both files in the same folder to decompress it. General Steps to Open an OLI 7z Multi-Part Archive