Understanding the Version Number
Despite these fixes, some technical "quirks" of the Northlight Engine remain: Quantum Break Set Up/Performance Guide - Steam Community
API Support
Users on Reddit and Steam Community have noted that while this version is more stable, it remains extremely demanding on hardware. Feature Steam v1.0.126.0307 Microsoft Store Version Direct3D 11 Direct3D 12 OS Compatibility Windows 7, 8, 10, 11 Windows 10, 11 Video Episodes Streaming Only Streaming or Download (Xbox) Stability Generally Higher Potential for UWP-related bugs Common Issues & Community Fixes
Rendering Improvements
: Optimized ambient occlusion loading and spotlight shader paths to improve visual consistency.
For preservationists, back up your steamapps\common\QuantumBreak folder after verifying the update. This is the definitive way to play the game on PC.
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| Metric | Original Steam (DX12) | v101260307.m upd (DX11 mode) | |--------|-----------------------|-------------------------------| | Average FPS | 54 | | | 1% Low FPS | 22 | 61 | | Time to texture pop-in (after load) | 8 seconds | <0.5 seconds | | Cutscene audio drift (over 10 min) | +350ms | 0ms (locked) | | VRAM usage (stable) | 3.8GB | 7.1GB (dynamic) | | CPU utilization (all cores) | 38% (4 cores) | 81% (12 threads) |
Live Action Episodes:
On PC, these episodes are typically streamed, though they were historically available as a massive 75GB optional download pack on some platforms. Quantum Break - Steam Community