By the middle of 2021, the project underwent massive architectural changes that made 1.5.0 (and even the stable 1.6.0) feel outdated:

you’d want the nightly 1.7.0+ builds — they’ve improved even more, especially with the full Qt UI, per-game settings, and better 60 FPS patches.

For those still utilizing 1.5.0 builds, several technical milestones stand out compared to the older 1.4.0 stable: 1.7.0 dev builds closing after booting ISO or BIOS

To get 4K/60fps on mid-range hardware (e.g., GTX 1060 or Ryzen 3600) using the 1.5.0 dev build, apply these settings:

The 2021 dev builds included over 800 game-specific widesrum patches. Go to Patches > Enable Widescreen Patches . This forces 16:9 rendering without stretching HUDs, though you may need to manually download the .pnach files for obscure titles.