DefaultSerialGuardSetting

Control use of the Serial API

Supported on:

  • Chrome (Windows) since version 86

Description:

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.

2 = Do not allow any site to request access to serial ports via the Serial API
3 = Allow sites to ask the user to grant access to a serial port

Supported features:

  • Applied to browser without restart. Note that some ongoing tasks may not be affected.
  • Applied at Samsung Browser profile level.

Data type:

Integer
Windows:REG_DWORD

Windows registry location:

Software\Policies\Samsung\Internet\DefaultSerialGuardSetting

Example value:

0x00000002

More policies under Content settings: