Changes:

Fixed Issue:

Compatible with all ROM versions (ensure the ROM is unmodified, untrimmed, and unencrypted):
- USA, USA rev1 (Australian version shares the same binary as the USA)
- EU, EU rev1
- Japan, Japan rev1
- Korea
Gameplay remains smooth and problem-free regardless of player role, whether as the host or as a guest player (P2, P3, or P4).
The process has been reviewed for more comfortable game controls such as AIM.
- Optimized morph ball boosting. Press and hold Shift-key to continue boosting at a higher speed.
  You can still boost with right-click as before, but holding Shift-key will activate faster boosting.
Optimized the process by not loading the adventure function in multiplayer.
Detects slow mouse movements, allowing for more precise aiming.
Prevents jumping when switching weapons rapidly.
Automatically toggles the virtual stylus on or off depending on whether you are in-game.
Implemented a key for switching to the last used special weapon or Omega Cannon.
Implemented keys for real-time sensitivity adjustment.
Implemented keys for clicking “YES” or “NO” in Adventure Mode.

The video quality of MelonPrimeDS was too good on the default settings, which wasn’t friendly to players with low-spec PCs.
Impossible to Move Sight After Alt+Tab: View Locks When Returning to melonPrimeDS Screen.(It was not completely fixed in the last release.)
Mouse Movement Inconsistencies: Zig-Zagging on Slow Movements.
Shooting and transforming become impossible, when changing weapons rapidly while transitioning from transformed to normal form.
The Korean version had aiming problems when not the host. (Thanks Livetek for assistance.)
Virtual stylus sensitivity was not being applied.
Impossible to do function LR to Hunter Licenses. (Solved -> You can set keys for "LR" function in DS Keypad Config.)
Processing was slow because the ROM check process was always running.
Aim stuttering.
Aiming gets stuck if the mouse isn't moved when entering alt mode.
Aiming gets stuck when switching to alt form, enabling virtual stylus, then disabling it.
Aiming gets stuck when changing weapons in alt form.
Sight movement gets stuck when using a character other than Samus in alt form, pressing the zoom key.
Click chattering issue with Virtual Stylus.
No hotkey available to switch to the last used special weapon or Omega Cannon.
Adventure Mode:
- Impossible to enter the starship due to the lack of keys for clicking 'YES' or 'NO'.
- The "UI Right" function may not have worked correctly.
- Aiming gets stuck when switching weapons while the map is open.

Virtual Stylus visibility may be limited without OpenGL, appearing only when frame rate limits are removed.
When returning to normal form from the Alt-Form state, changing weapons rapidly causes jumping.

⚠️🖱️ Warning if using mouse acceleration!

Please disable mouse acceleration or it will feel strange.
Find a guide for Windows here
Be sure to set the aim sensitivity to the lowest setting from the Metroid Prime Hunters settings!
The DS touchscreen isn't very precise, so setting it to lowest helps

⚠️🖱️ マウス加速を使用している場合の注意！

Makidoll
Zection6V
Livetek