| Component | Version 10100 Context | Impact on Option Files | | :--- | :--- | :--- | | | v1.01.00 | Usually stable with Sider mods; checks for collision data. | | Data Pack (Database) | DP2.0 or DP3.0 | Changes player stats, transfers, and kit templates. |
Open the sider.ini file with Notepad. Add this line at the top: exe.name = "PES2021.exe" exe.version = "1.01.00" Save the file.
Do not extract to Desktop. Extract directly to your PES 2021 installation folder (e.g., C:\Program Files (x86)\Steam\steamapps\common\eFootball PES 2021\ or wherever your PES2021.exe version 10100 lives).
This article is your definitive guide to finding, installing, and troubleshooting the correct Option File for . Part 1: Understanding Data Pack vs. EXE Version Before downloading any file, you must understand the difference. Many users download an Option File designed for Data Pack 7.0 (the final official update) while running the EXE 1.01.00 . This mismatch causes crashes.