How to Enable TCP Fast Open to Speed Up Microsoft Edge Browser

Want to speed up Microsoft Edge browser in Windows 10 upto 40 percent? Actually, it is possible all you have to do is to enable TCP Fast Open settings.

Enable TCP Fast Open to Speed Up Microsoft Edge Browser

Microsoft Edge browser is default web browser in Windows 10. You might get shocked to know that it is not only faster than Internet Explore but also from the most used web browser i.e. Google Chrome.  But there are users who reporting that Edge browser runs very slow on their computer or laptops. In case, you’re one out of them, then we recommend you do check this article till the last line.

Enable TCP Fast Open to Speed Up Microsoft Edge Browser

In the Anniversary Update for Windows 10 (version 1607), the company added an amazing feature named as TCP Fast Open to its Edge browser. The good thing about this feature is that you can speed up browser page loading time upto 10% on an average, and in some special cases upto 40%.

What is TCP Fast Open in Edge Browser?

It is an extension of the TCP protocol that allows data transfer during TCP’s first connection. It employs a cryptographic cookie that is placed on the client during the first connection to the server which is utilized later on for authentication to begin data transfer quickly.

Sending a cookie required to be supported by the server for TCP Fast Open to have any impact. If not, then the server neglects the request and establish the regular connection.

In laymen’s terms, the web server and client are required to support TCP Fast Open for you to see page loading variations. It is true that the web server compatibility will enhance in future as both Apple and Microsoft support this feature for Google on Android and Linux. For more information about TCP Fast Open check out this Wikipedia Page.

How to Enable TCP Fast Open in Edge Browser?

TCP Fast Open feature is available in Microsoft EdgeHTML 14.14361 and higher which is available in Anniversary Update for Windows 10 and in above builds. By default, this feature is not enabled in the Edge browser. Here is what you need to do to enable it:

1. Launch Microsoft Edge browser in Windows 10

2. In the address bar type about:flags

3. You will see the Developer Settings page which looks just like the following screenshot.

Enable TCP Fast Open to Speed Up Microsoft Edge Browser

4. Scroll down, Until you find the Networking Section.

5. Under Networking title, you will see an option labeled as Enable TCP Fast Open. You need to tick the checkbox next to it.

Enable TCP Fast Open to Speed Up Microsoft Edge Browser

6. Close the browser and Restart it for changes to take effect.

That’s it. You’re done!

You will see the Page Speed loading variations depending on how many websites you visit support the TCP Fast Open feature.

For articles on Microsoft Edge browser, visit Microsoft Edge Browser Section

Why don’t you give a try to this feature and let us know whether the page loading speed in Edge browser improved or not?

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