In CS6, the Map module is effectively broken. The module relied on an API connection to Google Maps that Adobe allowed to expire for legacy software. If you open the Map module in CS6 today, you will likely see a blank screen with an error message or outdated, non-functioning maps.
Adobe wants you on Creative Cloud. They offer a discount for "CS6 owners" on the first year of CC, but they do not provide a legal download link for CS6 installer anymore. If you have your original disk and key, you are lucky. adobe lightroom cs6
No Color Grading wheels (only Split Toning). No Super Resolution. No Texture or Clarity sliders (CS6 has Clarity, but it is less refined). No Range Masking. No tethered shooting improvements. In CS6, the Map module is effectively broken
CS6 stores everything locally. Your catalog is on your hard drive. Your previews are on your hard drive. You don't need an internet connection to install, activate (if already done), or use the software. For photographers working in remote areas or secure facilities, this is a massive win. Adobe wants you on Creative Cloud
A 24MP file is fine on CS6. A 45MP or 61MP file (Sony A7R IV/V) will choke CS6. The 32-bit architecture (and lack of GPU acceleration) means waiting for sliders to update.
As much as we love the retro vibe, using Lightroom CS6 in 2024 comes with severe handicaps. Ignoring these will ruin your workflow.