Allows a page to perform synchronous XHR requests during page dismissal.

This policy allows an admin to specify that a page may send synchronous XHR requests during page dismissal.

When the policy is set to enabled, pages are allowed to send synchronous XHR requests during page dismissal.

When the policy is set to disabled or not set, pages are not allowed to send synchronous XHR requests during page dismissal.

This policy will be removed in Chrome 88.

See https://www.chromestatus.com/feature/4664843055398912 .

Supported on: At least Microsoft Windows 7 or Windows Server 2008 family

Registry HiveHKEY_LOCAL_MACHINE or HKEY_CURRENT_USER
Registry PathSoftware\Policies\Google\Chrome
Value NameAllowSyncXHRInPageDismissal
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

chrome.admx

Administrative Templates (Computers)

Administrative Templates (Users)