If you are updating from v1.3 or v1.4, the GOG Galaxy client is the most efficient way to delta-patch the files without redownloading the full 60GB+ game.
Note that v1.5 broke many core mods (like Cyber Engine Tweaks). Always check Nexus Mods for "v1.5 compatible" versions.
Cyberpunk 2077 ’s (specifically the GOG version) was the "Next-Gen" turning point for the game, focusing heavily on immersion, AI behavior, and stability. Key Highlights of the v1.5 Update Cyberpunk 2077 v1.5-GOG
As with all titles on the GOG Store , this version requires no internet connection to play and has no anti-tamper software (Denuvo), often resulting in smoother CPU performance.
Added ray-traced local shadows and native 4K scaling on modern hardware. PC players on GOG benefit from optimized textures and lighting. If you are updating from v1
Several perks were completely redesigned or replaced to ensure every skill point feels impactful. This required a one-time mandatory perk point reset for all players.
Syncs achievements and cloud saves seamlessly, though you can launch the .exe directly without the client. Cyberpunk 2077 ’s (specifically the GOG version) was
You can now rent four new apartments across Night City (Northside, Japan Town, The Glen, and Corpo Plaza) and change your appearance mid-game via the mirror. GOG-Specific Advantages