This patch added content inspired by the Cyberpunk: Edgerunners anime, including new weapons, a transmog system (Wardrobe), and cross-progression.
Large games are often split into smaller "parts" (like part04) to make downloading easier and avoid file size limits on certain platforms. Cyberpunk.2077.v1.6.GOG.part04.rar
If you are manually patching from an older version, updates are often non-cumulative. You may need to install previous patches (like 1.5) before applying 1.6. This patch added content inspired by the Cyberpunk:
To run version 1.6, the game requires at least 70 GB of SSD space and a 64-bit Windows 10 operating system. including new weapons
💡 Ensure you have the full set of .rar parts before attempting to open this file, as any missing segment will cause an extraction error. Cyberpunk 2077 on Steam