Set your Windows Power Plan to High Performance to ensure your CPU isn't throttled.
This is the most critical step for performance. You must enable VT (Intel VT-x or AMD-V) in your computer's BIOS/UEFI settings.
Use the Task Manager to kill non-essential processes (like browsers or background updates) before starting MEmu. Step 2: Optimized MEmu Engine Settings
Manually increase your Windows paging file size (Virtual Memory) to help the system handle the low physical RAM.
For a visual walkthrough of these settings specifically for low-end hardware, watch this guide:
Lowering resolution is the fastest way to gain FPS on low-end hardware. 160 Lower DPI reduces the rendering load. Frame Rate 30 FPS
Before opening the emulator, prepare your Windows environment to dedicate maximum resources to the task.