Without this patch, the PC version of NBA 2K20 suffers from frequent crashes, corrupted save files, and broken online connectivity (even on private servers). Most modded roster files today require v1.03 as a baseline.
was the first major post-launch patch. It didn't add new game modes, but it fixed a laundry list of frustrating issues. Here’s what the official patch notes included: nba 2k20 update v1 03codex link
The v1.03 update was one of the earliest and most critical patches for NBA 2K20. Released shortly after the game's launch, it aimed to address several "day one" bugs that frustrated the community. Key improvements included: Without this patch, the PC version of NBA