M365 Archive

RM392848 - Microsoft Edge: v.140 - Auto-discarding Sleeping Tabs

Microsoft 365 Roadmap

Summary

Tabs that have been sleeping for a long time will be discarded to save memory. When a user navigates back to a discarded tab, the tab will need to be reloaded. This can be managed through the AutoDiscardSleepingTabsEnabled policy. This policy will be enabled if the SleepingTabsEnabled policy is enabled.

Roadmap ID

392848

View in M365 Roadmap

Last Updated

Sep 8, 2025

Published Apr 10, 2024

Status

Launched

Release

General Availability

Platforms

Web

Service

Microsoft Edge

Tag

Launched
General Availability
Worldwide (Standard Multi-Tenant)

Cloud

Worldwide (Standard Multi-Tenant)

Description

Tabs that have been sleeping for a long time will be discarded to save memory. When a user navigates back to a discarded tab, the tab will need to be reloaded. This can be managed through the AutoDiscardSleepingTabsEnabled policy. This policy will be enabled if the SleepingTabsEnabled policy is enabled.

GA date: August CY2025