Hasty Briefsbeta

Electron-based apps cause system-wide lag on macOS 26 Tahoe

17 hours ago
  • #macOS
  • #Electron
  • #Performance
  • Users must be signed in to change notification settings.
  • Issue reported with macOS 26 RC causing lag when Electron-based apps like Discord and VS Code are open.
  • Problem persists even when apps are not minimized, affecting smooth 120fps experience.
  • Low CPU and GPU usage reported during lag occurrences.
  • Request for users to submit feedback via Feedback Assistant with sysdiagnose for further investigation.
  • Issue not present in macOS 15 and does not occur in Chromium/Google Chrome.