Steps to reproduce:
1. Open the attached “IN-126063” project
2. Build the WebGL Player
3. Host the WebGL Player (open a terminal at the build folder, type “python3 -m http.server 8000)
4. On the Mobile device, using the browser, access the WebGL Player (search for “host.ip.address:8000”)
5. In the Player, press the "Stream Video" button
6. Try using UI

Actual result: Input does not work, buttons can’t be pressed
Expected result: Input works

Reproducible with: 6000.0.64f1, 6000.3.2f1, 6000.4.0a1
Not reproducible with: 6000.4.0b1, 6000.5.0a4
Fixed in: 6000.4.0a2

Reproducible environments: Android, iOS devices
Not reproducible environments: macOS 26.1

Reproducible with these devices:
VLNQA00634 - iPhone 15 Plus (MU0Y3QN/A), CPU: t8120, OS: 18.2.1
VLNQA00641 - Google Pixel 9 (Pixel 9), CPU: -, GPU: Mali-G715, OS: 15
VLNQA00372 - Galaxy S21 5G (SM-G991U), CPU: Snapdragon 888, GPU: Adreno 660, OS: 12

Notes:
- Not reproducible with the Input System package
- Input can only be reawakened if touching outside of HTML canvas