Streaming stutter happens when new areas load: storage, decompression, or asset streaming limits. Use this fix order before you drop every graphics setting.
Shader cache can reduce repeated compilation stutter, but it won’t fix CPU spikes or streaming hitches. Learn what it really does and how to test properly.
Lag spikes are timing spikes. Learn the main causes, how to test correctly, and the fix order that improves online feel without buying random hardware.