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In Progress in 1.8.X



Found in [Package]


Issue ID




[Android] Input lag when dragging a finger across the screen in Player

Package: Input System


Reproduction steps:
1. Open the attached project "ReproProj"
2. Open the “/Assets/Scenes/SampleScene.unity” Scene
3. Switch to the Android Platform
4. Build and Run
5. Drag your finger across the screen with a reasonable speed
6. Observe the green and red circles

Expected result: Circles keep up with the finger
Actual result: Both circles lag behind the finger

Reproducible with: 1.8.1 (2021.3.36f1, 2022.3.23f1, 2023.2.18f1, 6000.0.0b14)
Not reproducible with: 1.7.0 (2023.2.18f1)

Reproducible on:
VLNQA00325, Samsung Galaxy Note10 (SM-N970F), Android 12, CPU: Exynos 9 (9825), GPU: Mali-G76
VLNQA00318, Oneplus OnePlus 7 Pro (GM1913), Android 11, CPU: Snapdragon 855 SM8150, GPU: Adreno (TM) 640
VLNQA00231, Samsung Galaxy A5(2017) (SM-A520F), Android 8.0.0, CPU: Exynos 7 Octa 7880, GPU: Mali-T830
VLNQA00332, Samsung Galaxy XCover4 (SM-G390F), Android 9, CPU: Exynos 7 Quad 7570, GPU: Mali-T720

Not reproducible on:
Play Mode
Windows Standalone Player

Testing environment: Windows 10 Enterprise 21H2
Not reproducible on: No other environment tested

- The green circle is moved by the Old Input System, and the red circle is moved by the New Input System

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