Patch 1.0.2 is not a massive content drop (don’t expect new characters), but it is a crucial stability and performance patch. Here is a detailed changelog based on datamining and official Capcom release notes:
Whether you are dueling as Morrigan in Vampire Savior , piloting a mech in Cyberbots , or solving puzzles in Super Puzzle Fighter II , this update ensures your experience is as smooth as arcade perfect. Capcom Fighting Collection -NSP--Update 1.0.2-.rar
The following changes and fixes are expected in Update 1.0.2: Patch 1
New "Gem Colors" for Super Puzzle Fighter II Turbo and a "Smooth Filter" (Type H) were added to assist colorblind players and enhance visual fidelity on modern displays. A "Type H" display filter was added alongside
A "Type H" display filter was added alongside a new Smooth Filter for a softer pixel look. Game-Specific Improvements