How to reproduce:
1. Open the “webgl“ project
2. Make sure the platform is Web
3. Select File → Build and Run
4. Open the web console with “F12“ or “CRTL+Shift+C“
5. Once “Unity update - 1“ is seen on the Console minimize the browser
6. Wait for 1 minute, return to the Player and observe the Console

Expected result: There is a different number seen after “Unity update - “
Actual result: “Unity update - 1“ is seen

Reproducible with: 2021.3.35f1, 2022.3.20f1, 2023.2.12f1, 2023.3.0b9

Reproducible on: Windows 10
Not reproducible on: No other environment tested

Notes:
- Reproduces despite Application.runInBackground set to “true“.
- Not reproducible when switching to a different tab