Browser tweaks stop Chrome and Edge from eating RAM and running after you close them.
Why it matters
Chrome background mode keeps processes alive after closing the browser. Hardware acceleration moves rendering to the GPU.
Available tweaks
| Tweak | Tier | Risk | Recommended | Description |
|---|---|---|---|---|
| Chrome hardware acceleration | Free | Safe | Yes | GPU renders Chrome UI — smoother, less CPU. |
| Disable Chrome background mode | Free | Safe | Yes | Chrome stops fully when you close it. |
| Enable Chrome Memory Saver | Pro | Safe | Yes | Sleeps inactive tabs to free RAM. |
| Disable Edge startup boost | Free | Safe | Yes | Stops Edge preloading at Windows startup. |
| Disable Edge background mode | Free | Safe | Yes | Stops Edge background processes. |
| Enable Edge sleeping tabs | Pro | Safe | Yes | Puts inactive Edge tabs to sleep. |
How to apply
Open IRIS Tweaks → Optimizations → Browser. Toggle individual tweaks or use Dashboard → Optimize now for all recommended tweaks in your tier.
Power users
In chrome://flags enable GPU rasterization, Zero-copy rasterizer, and Override software rendering list on systems with a dedicated GPU.