Microsoft has shipped a Windows 11 capability that trims the delay between clicking Edge and seeing it on screen, and Edge is the first browser to use it. The feature, called accelerated app launches, delivers roughly a 15% faster launch for most users and gains of up to 33% when a PC is under heavy multitasking load. It arrived with Microsoft Edge version 150 and later, paired with the October 2026 non-security update for Windows 11.
- Key Point: Accelerated app launches cut Edge startup time by about 15% for most users and up to 33% during heavy multitasking.
- Key Point: The feature requires Edge 150 or later plus the October 2026 non-security update (KB5127936) on Windows 11 versions 25H2, 26H1 or 26H2.
- Key Point: Microsoft is contributing the underlying code to Chromium, so other Chromium-based browsers can adopt the same behavior.
- Key Point: There is no toggle to enable; eligible PCs get the speed-up automatically after both updates are installed.
Why launching Edge used to drag
Edge is rarely truly closed on Windows. Startup Boost keeps it resident, and an open window means the browser is already in memory. Without the new capability, Windows had to spin up an intermediary process to check whether Edge was running before forwarding a launch request, a step that is invisible on a freshly booted machine but becomes noticeable when many apps compete for resources.
Accelerated app launches removes that middleman. When an Edge process starts, it registers with Windows; on subsequent launches, Windows notifies the running browser directly instead of searching for it. The improvement applies to launches from the Start menu, the taskbar and supported links that open in Edge by default, and only kicks in once Edge is already running in the background.
In real multi-tasking scenarios, the extra work of having to look for an existing Edge process could make Edge feel slow.
What users need to get the speed-up
The capability is a Windows feature rather than an Edge setting, so both halves of the stack must be current. Users need Windows 11 version 25H2, 26H1 or 26H2 with the October 2026 non-security update (KB5127936) or later, and Microsoft Edge 150 or newer. Older releases such as 24H2 do not qualify. No configuration is required once those requirements are met.
Microsoft says the Edge and Windows teams worked together to bring the capability to the browser quickly, and that it is exploring additional uses, including opening PDF files. The company is also upstreaming the work to Chromium, the open-source project Edge is built on, which would let browsers such as Chrome, Brave and Vivaldi implement accelerated launches on Windows in the future. Non-Chromium browsers could follow as well, though that would require more engineering effort.
A platform win rather than a browser differentiator
The launch boost is unlikely to persuade anyone to switch browsers on its own. Its significance lies in what it says about how Microsoft is tightening the relationship between Edge and Windows: the browser benefits first, but the mechanism is a general Windows capability that any application can register for, and Microsoft has published guidance for developers who want to support it in their own apps.
The October 2026 update that carries the capability also includes an updated context menu and Cloud Rebuild. For now, the practical effect is that Edge should feel snappier on machines that already meet the requirements, particularly for users who keep many tabs and applications open at once. The broader payoff will come if Chromium-based rivals adopt the same registration model, turning a first-mover advantage for Edge into a baseline improvement across Windows 11.