# Chrome brower - User agent reduction support on web sdk

**URL:** <https://devforum.zoom.us/t/chrome-brower-user-agent-reduction-support-on-web-sdk/69487>\
**Category:** Web\
**Created:** [May 25, 2022, 4:23am UTC](https://devforum.zoom.us/t/chrome-brower-user-agent-reduction-support-on-web-sdk/69487 "2022-05-25T04:23:19Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![nvivot](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/nvivot/32/4489_2.png) [@nvivot](https://devforum.zoom.us/u/nvivot)\
**Post date:** [May 25, 2022, 4:23am UTC](https://devforum.zoom.us/t/chrome-brower-user-agent-reduction-support-on-web-sdk/69487/1 "2022-05-25T04:23:19Z")

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I don’t know if at Zoom you are aware of this (despite the fact you say you work closely with chromium team)

> **[User-Agent Reduction deprecation trial - Chrome Developers](https://developer.chrome.com/blog/user-agent-reduction-deprecation-trial/)**
>
> Starting from Chrome 101, the information available in the User-Agent string will be reduced. Sites that haven’t had time to migrate away from using the reduced User-Agent string can take part in a deprecation trial to continue receiving the full...

The deprecation of the old user agent setup has started since a few Chrome browser releases now.

From the investigation of the Chrome 100 bug in the Web SDK, i know that you are heavily relying on the user agent data to detect the support of the user’s platform. I did not check again your code but if my memory is correct you are still using the old data (location & format) which means if nothing is done on the SDK it will stop to work from Chrome 113 for sure and potentially before depending on which data you are using as they are progressively deprecated version after version.  
[Here](https://blog.chromium.org/2021/09/user-agent-reduction-origin-trial-and-dates.html) is their current deprecation schedule.

If you don’t know how to migrate to the new standard, here is a good tutorial:

> **[Migrate to User-Agent Client Hints](https://web.dev/migrate-to-ua-ch/)**
>
> Strategies to migrate your site from relying on the user-agent string to the new User-Agent Client Hints.

@donte.zoom  
Could you please check that and make sure this is covered by your team as a urgent matter.  
We don’t want to have to deal with another Chrome 100 mess and spend our time convincing you about a coming disaster.

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**Author:** ![tommy](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/tommy/32/72769_2.png) [@tommy](https://devforum.zoom.us/u/tommy)\
**Post date:** [May 25, 2022, 3:58pm UTC](https://devforum.zoom.us/t/chrome-brower-user-agent-reduction-support-on-web-sdk/69487/2 "2022-05-25T15:58:26Z")

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Hey @nvivot ,

Thanks for sharing, we are reviewing with the team and will share an update here before end of week.

-Tommy

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**Author:** ![nvivot](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/nvivot/32/4489_2.png) [@nvivot](https://devforum.zoom.us/u/nvivot)\
**Post date:** [May 26, 2022, 1:10am UTC](https://devforum.zoom.us/t/chrome-brower-user-agent-reduction-support-on-web-sdk/69487/3 "2022-05-26T01:10:01Z")

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Hi @tommy

Thank you for your checking it !

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**Author:** ![tommy](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/tommy/32/72769_2.png) [@tommy](https://devforum.zoom.us/u/tommy)\
**Post date:** [June 2, 2022, 10:11pm UTC](https://devforum.zoom.us/t/chrome-brower-user-agent-reduction-support-on-web-sdk/69487/4 "2022-06-02T22:11:06Z")

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Hey @nvivot ,

After reviewing our SDK code, we do not use the user-agent reduction strings (such as minorVersion, detailed platform, oscpu, androidVersion, and so on). But we will still follow the recommendation, and migrate to the new User-Agent Client Hints.

Thanks,  
Tommy

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**Author:** ![nvivot](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/nvivot/32/4489_2.png) [@nvivot](https://devforum.zoom.us/u/nvivot)\
**Post date:** [June 3, 2022, 1:13am UTC](https://devforum.zoom.us/t/chrome-brower-user-agent-reduction-support-on-web-sdk/69487/5 "2022-06-03T01:13:07Z")

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@tommy

Got it, thanks again for double checking this.

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**Author:** ![tommy](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/tommy/32/72769_2.png) [@tommy](https://devforum.zoom.us/u/tommy)\
**Post date:** [June 3, 2022, 3:40pm UTC](https://devforum.zoom.us/t/chrome-brower-user-agent-reduction-support-on-web-sdk/69487/6 "2022-06-03T15:40:13Z")

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Happy to help @nvivot ! 🙂

-Tommy

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**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/6/1/614bdd549b610bbaa46ff934617683a02bdaa03c.png) [@system](https://devforum.zoom.us/u/system)\
**Post date:** [July 4, 2022, 1:40am UTC](https://devforum.zoom.us/t/chrome-brower-user-agent-reduction-support-on-web-sdk/69487/7 "2022-07-04T01:40:49Z")

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Closed on July 4, 2022, 1:40am UTC

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