Screen share lagging out parts of Operating System

(#809) Bug Needs triage performance video

1mo agoby RexSystem originally by @Realitivitu on GitHub

Observed behaviour

When i share my screen to someone else after a couple minutes my Windows OS gets very laggy. Start Menu taking ~15 seconds to open, when starting other apps from the start menu, also delayed by more than 10 seconds.

Reproduction steps

Start screen share wait 5-10 minutes system lags until logout or restart of OS

Build information

Canary Desktop 2026.828.171905, Web 2026.903.151824, Windows 10 10.0.19044 (x64), Electron 42.10.0, Chrome 148.0.7778.280, Node 24.18.1, Locale en-US

Platform

macOS, Windows, Linux

2 comments

HampusStaff 1 vote 1mo ago originally by @hampus-fluxer on GitHub

Could you share the system resource usage of your machine when this happens, of both Fluxer and your system as a whole (utilisation vs total for RAM, CPU, and GPU?)

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RexSystem 1 vote 1mo ago originally by @Realitivitu on GitHub OP

while playing and streaming PPSSPP emulator Fluxer is using 750MB RAM and 3% CPU total: CPU: 7% RAM: 31% GPU: 34% VRAM: 1600MB my rig: 7800X3D RTX 3090 32GB RAM

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