Run the PESEdit 6.0 installer (usually split into several parts).
The most obvious change. Pesedit 6.0 removes all fake teams (like "Man Red" or "MD White") and replaces them with authentic Premier League, La Liga, Serie A, Bundesliga, and Liga MX branding. Every kit from the 2012/13 season is present with proper fonts, sleeve badges, and goalkeeper kits. Pesedit 6.0 Pes 2013
: It famously added the 2. Bundesliga and the Sky Bet Championship, allowing for much more immersive Master League playthroughs. Run the PESEdit 6