Tweaker: Ac4

: Bypasses the default 60 FPS limitation , allowing high-refresh-rate monitors to fully utilize 144Hz or 240Hz setups.

While the AC4 Tweaker is safe, misusing it can corrupt your save file or ruin your experience.

Once the game is running, you can access the tweaker's main menu by pressing the key on your keyboard.

CommandQueueSize : Dictates how many rendering frames the CPU can prep for the GPU. Tweaking this reduces micro-stuttering during fast-paced naval combat. 3. Advanced Shadow and Environmental Culling

: The tool allows players to adjust hidden graphical settings that aren't available in the standard in-game menu. This is particularly useful for reducing stuttering and lag, often caused by outdated drivers like NVIDIA PhysX. FPS Uncapping Black Flag

Right-click on and open it with Notepad or Notepad++. Step 2: Edit the Performance Variables