Reusing Company Laptop For Personal Use?

I have a laptop from a previous company sat on my shelf for the last 4 years. Very large company, so like all equipment in that place, it gets completely forgotten and never followed through. I currently live on a different continent and was wondering if it’s worth it to turn into a personal computer, if so what would be the process to wipe and remove traces?

To add:

- Runs Windows
- Workstation laptop
- Still requires a corporate …

equipment laptop large live personal privacy sat turn