According to the official patch notes from SteamDB and FM Scout , the update included:
The update, released on March 5, 2020 , was the definitive "Winter Update" that finalized squad data and addressed several critical gameplay issues. It served as the secondary part of a two-stage winter update cycle, a first for the series, designed to deliver data to players faster. Key Update Highlights Football Manager 2020 20.4.0
: Comprehensive data updates covering the February transfer window . To use this updated data, players are required to start a new career. According to the official patch notes from SteamDB
Most of the 20.4.0 fixes are , meaning they will apply to existing careers automatically. However, any database-specific changes —such as updated rosters, manager changes, or league rule updates—require a new save to take effect. Popular Tactics for Version 20.4.0 To use this updated data, players are required
: General stability improvements to prevent crashes and various UI refinements across game menus.
Players frequently utilized specific formations that excelled with the 20.4.0 match engine:
: Highly effective for fast, direct football, focusing on high tempo and urgent pressing.