Eggmanland slow after updating to windows 11 25H2

Validation

• I have checked the Issues page to see if my problem has already been reported
• I have confirmed that this bug does not occur in the original game running on original Xbox 360 hardware

If you have DLC installed, please specify which ones you have.

• Apotos & Shamar Adventure Pack
• Chun-nan Adventure Pack
• Empire City & Adabat Adventure Pack
• Holoska Adventure Pack
• Mazuri Adventure Pack
• Spagonia Adventure Pack

If you have mods enabled, please specify which ones you have.

1Up life icon gradiants
Better HD ranks
HD lab thumbnail
Refined Sonic controls
Power brake
Chip Farewell Subtitle fix
Frontiers Sega Intro
SU PS and Xbox Buttons
Generations rings
Homing attack tracer
Colorful reticles
Inverted HedgeEngine FMV
Faithful HD Characters
High Resolution textures
Higher object render distance
Amy Singing
Varied Sonic Voice lines
E.G.G.M.A.N over Eggmanland hub

If you have codes enabled, please specify which ones you have.

Fix Eggmanland using event gallery transition
Use official title on title bar
Homing attack on jump
Save score at checkpoint
Toggle UI/HUD on F8

Describe the Bug

When playing Eggmanland, especially the first day section after the trick panel, there's a significant framerate drop, sometimes it even reaches under 40 fps. It never happened before. But after updating to windows 11 25H2, It started to happen.

Steps to Reproduce

Play Eggmanland's first day section after trick pannel.
Framerate drop (Sometimes below 30, but mostly below 40)

Expected Behavior

Slow down just a bit, but then revert back to 60 fps or at least beyond 50

Footage

Version

1.0.3

CPU

Intel(R) Core(TM) i5-10300H CPU @ 2.50GHz (2.50 GHz)

GPU

Nvidia GTX 1650

GPU Driver

581.80

Memory

8GB

Operating System

Windows 11 25H2

Additional Context

No response

Reproduce Eggmanland's first-day section after the trick panel on Windows 11 25H2 using version 1.0.3, then compare behavior with the listed mods and codes disabled. No source file or test is identified; done means isolating whether the slowdown is caused by the update, a mod or code, or the game itself and documenting reproducible findings.