Cyberpunk 2077 V1.63 Hotfix 1 Jun 2026

If you use mods, is a minor version bump (from 1.63 → 1.63.1). Most script mods dependent on Cyber Engine Tweaks (CET) or RED4ext will still work, but check:

It is easy to ignore hotfixes. They lack the romance of a "Next-Gen Update" or the ambition of an "Expansion." But Cyberpunk 2077’s journey from 2020 to 2023 is a story of incremental trust. And represents the pinnacle of "incremental." Cyberpunk 2077 v1.63 Hotfix 1

Unlike the dramatic patch notes of v2.0 (which read like a new game manual), the v1.63 Hotfix 1 notes were terse. CDPR’s official log listed only six bullet points, but they targeted three agonizing pain points for players in mid-2023. If you use mods, is a minor version bump (from 1

Hotfix 1 did not make Cyberpunk 2077 look better or add new gameplay. It made the game feel smoother by eliminating the micro-stutters that accompanied asset streaming. For lower-end hardware (GTX 1060, RX 590), this hotfix was a godsend, reducing RAM usage by approximately 400MB. And represents the pinnacle of "incremental

Because the hotfix was an extension of the larger , it inherited several significant quality-of-life and performance upgrades: 1. PC-Specific Performance