On Windows 10/11 (CS6/CC 2015)
On macOS Catalina or newer
CS6 is 32‑bit and won’t run. Use VMware/VirtualBox with Windows 7, or dual boot.
CC 2015–2018 may need a patched installer; Adobe doesn’t support them on macOS 11+. adobe premiere pro old version
If you absolutely need Premiere Pro CS6, build a dedicated Windows 7 PC. Install CS6, never connect it to the internet (to prevent deactivation issues), and use it solely for editing old projects. On Windows 10/11 (CS6/CC 2015)
Note: Adobe typically only keeps the last two major versions available by default. For anything older than CC 2019, you may need to use Method 2. On macOS Catalina or newer CS6 is 32‑bit and won’t run