: You must have the main V7 patch installed first.
: Designed to work on top of the base Professionals Patch V7 AIO (which is ~23.4 GB). Download File PES 2017 PROFESSIONALS PATCH V7.1...
The V7.1 update acts as a bridge to keep the 2017 engine relevant for modern play: : You must have the main V7 patch installed first
: Updates physics and AI behaviors to mimic more recent football titles. Download File PES 2017 PROFESSIONALS PATCH V7.1...
: Ensure you have significant HDD/SSD space (approx. 25–30 GB total). Step-by-Step Setup PES 2017 Professionals Patch V7 AIO | PDF - Scribd