Windows Is Wasting Your RAM — ISLC Settings for Better FPS (2026 Guide)

Ever notice your game runs great for the first 20-30 minutes, then slowly starts feeling worse? Little stutters, a bit of input delay, nothing crashes — it just isn't as smooth as when you launched it. That's not your GPU. That's Windows hoarding RAM it should've let go of. In this one I walk through ISLC (Intelligent Standby List Cleaner), a free tool that fixes exactly this, plus two bonus tweaks that pair with it — a registry edit and disabling Sysmain/Superfetch. And at the end, an honest answer on whether you actually need all of this or just some of it. Timestamps below. ISLC download link is official Wagnardsoft only — don't grab it from anywhere else. 0:00 Intro 1:07 What ISLC is + safe install 2:57 Settings walkthrough 4:14 Bonus tweak 5:49 Is this actually worth it? 07:05 Outro 🔗 ISLC (official): https://www.wagnardsoft.com/forums/vi... If you're into straight, no-hype breakdowns of what's actually worth tweaking — subscribe.