: Navigate to your PES 2021 save directory, typically found at: C:\Users\[Your User]\Documents\KONAMI\eFootball PES 2021 SEASON UPDATE\[Numbers Folder]\save .
For the most recent versions, including "September" updates, you can check these community-maintained sources: Download PES 2021 New Option File Smoke Patch Sep rar
: Sites like Football Gaming Italia frequently post updated "v9" or "v10" option files that are compatible with Smoke Patch 21.4.5. Installation Instructions : Navigate to your PES 2021 save directory,