<- Chrome Settings Library

DefaultSerialGuardSetting

Control use of the Serial API
Last updated October 8, 2024

Setting the policy to 3 lets websites ask for access to serial ports. Setting the policy to 2 denies access to serial ports. Leaving it unset lets websites ask for access, but users can change this setting.

Supported On:
Platform Start End
Chrome (Windows, Mac, Linux) 86
ChromeOS 86
Example value:

2

Features: