User Agent

1/9/2023 1:30 PM
Countdown to G-Day: Phase 6 of the User-Agent reduction
This is a fundamental change that will affect device detection as you know it
Chrome 110, due for release on 1 February 2023, will be the first Chrome version that has information removed from the mobile and tablet User-Agents. In essence, you will not be able to tell the difference between different mobile or tablet device models.

12/5/2022 12:45 PM
Countdown to G-Day: <deviceCompat> and <unifiedPlatform>
Within the User-Agent reduction, Google has a new format for Chrome User Agent strings
Google is pressing ahead with the User-Agent reduction. From February 2023, Google will reduce the information within Chrome mobile and tablet User Agent strings. Device information will only be available through User Agent Client Hints.

10/18/2022 3:15 PM
Countdown to G-Day: Phase 5 of the User Agent Reduction is here
Chrome 107 is the first Chrome version to contain reduced platform information within desktop User Agents
If you have not adjusted your systems to support User Agent Client Hints before the release of Chrome 107 on 25 October 2022, you are likely to encounter a reduction in your device detection accuracy.

10/12/2022 3:45 PM
Learn Client Hints webinar transcript
This is a transcript of our webinar from 28 September 2022
The webinar, and this transcript, serves as an extensive history into why Google are reducing the User Agent in favor of their own creation, User Agent Client Hints.

9/1/2022 1:00 PM
Learn Client Hints: why is Google messing with the User Agent header?
Join our webinar and find out how Google’s Privacy Sandbox proposals will affect you
In this webinar, we’ll discuss Google’s User Agent Reduction and User Agent Client Hints proposals. Both are a big change, whether you are a website owner, web analytics professional, or performance optimization specialist, you will need to prepare. Join us on 28 September to learn more.

7/6/2022 5:00 PM
Expected differences between 51Degrees V3 and V4
Seeing different detection results?
Our users who are upgrading from Version 3 to Version 4 can expect performance differences between the two. We discuss why in this blog.

6/14/2022 5:00 PM
Updates to User Agent Client Hints: 51Degrees Version 4.4
Full User Agent Client Hints support is now available
Version 4.4 of the 51Degrees service, which contains full User Agent Client Hints support, has now been released. Find out more about the changes and how to get started with UA-CH support.

6/7/2022 4:00 PM
Google and the CMA: first report on the Privacy Sandbox proposals
Key points from the report include updates on the User Agent reduction and User Agent Client Hints
The UK Competition and Markets Authority has received the first quarterly report from Google regarding its Privacy Sandbox proposals.

11/24/2021 4:30 PM
Understanding the User Agent string
These strings hold more insight than you may realize
We know our onions when it comes to detecting information from a User-Agent HTTP request header. This guide will go through everything you need to know about the User-Agent, including how to identify a range of devices, browsers, and operating systems from the HTTP header.

10/11/2021 5:00 PM
5 tools you need to understand User Agent Client Hints
Don’t drag your heels because time is running out to prepare
The User Agent string has been part of the web for a long time, so it’s sad to see the plans to deprecate it next year. It’s important you prepare for User Agent Client Hints, the proposed UA string replacement. With these five tools, you’ll be set for the industry change.