How to reproduce:
1. Open the "IN_62232" project
2. Press on the second “InputField” GameObject in the Hierarchy and make sure “Hide mobile input” is enabled in the Inspector
3. In the Build Settings "Run Device" dropdown, select the desired device
4. Press Build And Run
5. In the Player press on the Input Field on the right side (if the keyboard opens press "Done" and repeat this step 5-10 times)

Expected result: The keyboard shows up every time without a mobile input bar
Actual result: Sometimes keyboard doesn't show up

Reproducible with: 2022.3.10f1, 2022.3.15f1, 2023.2.2f1, 2023.3.0a16
Not reproducible with: 2021.3.33f1, 2022.3.9f1

Testing environment: Windows 10 Pro
Not reproducible on: no other environment tested

Reproducible with these devices:
VLNQA00267, Samsung Galaxy S10+ (SM-G975F), Android 12, CPU: Exynos 9 (9820), GPU: Mali-G76
VLNQA00270, Samsung Galaxy S10e (SM-G970F), Android 12, CPU: Exynos 9 (9820), GPU: Mali-G76
VLNQA00591, Samsung Galaxy S23 (SM-S911B), Android 13, CPU: Snapdragon 8 Gen 2 (SM8550), GPU: Adreno (TM) 740

Not reproducible with these devices:
VLNQA00489, Htc 10 (HTC 10), Android 6.0.1, CPU: Snapdragon 820 MSM8996, GPU: Adreno (TM) 530
VLNQA00120, Google Pixel 2 (Pixel 2), Android 8.1.0, CPU: Snapdragon 835 MSM8998, GPU: Adreno (TM) 540
VLNQA00510, Lenovo Lenovo Tab M10 HD (2nd Gen) (Lenovo TB-X306F), Android 10, CPU: Mediatek MT8768, GPU: PowerVR Rogue GE8320
VLNQA00281, Samsung Galaxy S10e (SM-G970U), Android 9, CPU: Snapdragon 855 SM8150, GPU: Adreno (TM) 640
VLNQA00468, Huawei - (ELS-NX9), Android 10, CPU: HiSilicon Kirin 990 5G, GPU: Mali-G76
VLNQA00342, Samsung Galaxy Note20 Ultra 5G (SM-N986B), Android 10, CPU: Exynos 990, GPU: Mali-G77
VLNQA00494 - iPhone 14 Pro Max, 16.3.1 iOS
VLNQA00310 - iPad Pro 12.9", 13.4.1 iOS

Notes:

Not reproducible on iOS Plarform
Not reproducible if “Hide mobile input” is disabled