The v101260307 M Repack is a modified version of the game that aims to address these issues. A repack is essentially a re-release of a game that has been re-compressed and re-packaged to reduce file size, improve performance, or fix existing bugs. In this case, the v101260307 M Repack appears to be a comprehensive update that includes various fixes, tweaks, and optimizations.
Unleashing Time: A Deep Dive into Quantum Break Steam Edition (v1.0.126.0307) quantum break steam edition v101260307 m repack