# Web

**URL:** https://devforum.zoom.us/c/video-sdk/web/31.md?page=17

[Latest](https://devforum.zoom.us/latest.md) · [Categories](https://devforum.zoom.us/categories.md) · [Tags](https://devforum.zoom.us/tags.md)

**Page:** 18

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## [Kill session when closing tab on mobile](https://devforum.zoom.us/t/kill-session-when-closing-tab-on-mobile/85066)

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**Author:** [@wjbugod](https://devforum.zoom.us/u/wjbugod)\
**Replies:** 1\
**Last updated:** [March 22, 2023, 3:44am UTC](https://devforum.zoom.us/t/kill-session-when-closing-tab-on-mobile/85066 "2023-03-22T03:44:31Z")

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Description Hello, when i’m closing the tab on mobile device, the user is still in the session for a period of times, is there anyway to make user leave when closing the tab? Browser Console Error The full error messa…

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## [We are facing bad video quality in Paid Video SDK. Even we are streaming at 720p with a good internet connectivity](https://devforum.zoom.us/t/we-are-facing-bad-video-quality-in-paid-video-sdk-even-we-are-streaming-at-720p-with-a-good-internet-connectivity/84739)

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**Author:** [@mohadjillani](https://devforum.zoom.us/u/mohadjillani)\
**Replies:** 4\
**Last updated:** [March 17, 2023, 4:59am UTC](https://devforum.zoom.us/t/we-are-facing-bad-video-quality-in-paid-video-sdk-even-we-are-streaming-at-720p-with-a-good-internet-connectivity/84739 "2023-03-17T04:59:45Z")

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We are facing bad video quality in Paid Video SDK. Even we are streaming at 720p with good internet connectivity on all streaming ends. As more people start joining the video stream video quality decreases gradually. Ev…

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## [INVALID\_OPERATION: no audio joined while muting user](https://devforum.zoom.us/t/invalid-operation-no-audio-joined-while-muting-user/82845)

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**Author:** [@sprinklrqa4](https://devforum.zoom.us/u/sprinklrqa4)\
**Replies:** 6\
**Last updated:** [March 9, 2023, 11:26am UTC](https://devforum.zoom.us/t/invalid-operation-no-audio-joined-while-muting-user/82845 "2023-03-09T11:26:07Z")

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Description I have microphone permissions and I await startAudio after starting meeting. It unmutes the user. After that if I try to mute user, 1/10 times it gives me an error, INVALID\_OPERATION: no audio joined. How ca…

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## [VideoSdk and Meetings](https://devforum.zoom.us/t/videosdk-and-meetings/82799)

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**Author:** [@axel.ojeda](https://devforum.zoom.us/u/axel.ojeda)\
**Replies:** 8\
**Last updated:** [March 8, 2023, 3:33pm UTC](https://devforum.zoom.us/t/videosdk-and-meetings/82799 "2023-03-08T15:33:44Z")

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Is there any way to use meeting with the Videosdk, because I want to take advantage of the custom UI of VideoSDK without the limitation that are the developer accounts. How do I test them also? do I need another accou…

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## [Automatically end session after time limit](https://devforum.zoom.us/t/automatically-end-session-after-time-limit/84258)

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**Author:** [@jeramy](https://devforum.zoom.us/u/jeramy)\
**Replies:** 1\
**Last updated:** [March 7, 2023, 8:12am UTC](https://devforum.zoom.us/t/automatically-end-session-after-time-limit/84258 "2023-03-07T08:12:19Z")

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Hi , currently I’m using zoom video sdk web to integrate video calling feature in my web application. Is there any built in method to end a session after some certain amount of time ( 60 mins ).

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## [Do we have any functions to turn on both microphone and camera?](https://devforum.zoom.us/t/do-we-have-any-functions-to-turn-on-both-microphone-and-camera/84074)

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**Author:** [@thanh.huynh](https://devforum.zoom.us/u/thanh.huynh)\
**Replies:** 1\
**Last updated:** [March 6, 2023, 3:17pm UTC](https://devforum.zoom.us/t/do-we-have-any-functions-to-turn-on-both-microphone-and-camera/84074 "2023-03-06T15:17:54Z")

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If we turn them on one by one, users need to accept two permission dialogs So it should be great if we can turn both of them on Thanks

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## [We Getting This error " VIDEO USER FORBIDDEN CAPTURE "](https://devforum.zoom.us/t/we-getting-this-error-video-user-forbidden-capture/83739)

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**Author:** [@it111](https://devforum.zoom.us/u/it111)\
**Replies:** 2\
**Last updated:** [March 1, 2023, 2:42pm UTC](https://devforum.zoom.us/t/we-getting-this-error-video-user-forbidden-capture/83739 "2023-03-01T14:42:31Z")

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Hello Everyone When we start and render the zoom video we found this error “VIDEO USER FORBIDDEN CAPTURE” our code: Any idea on what will be the cause of this error? Thanks in advance

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## [No Response of 「Create」button on a window to create subsession of Video SDK react web sample application](https://devforum.zoom.us/t/no-response-of-create-button-on-a-window-to-create-subsession-of-video-sdk-react-web-sample-application/83762)

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**Author:** [@JT0617](https://devforum.zoom.us/u/JT0617)\
**Replies:** 1\
**Last updated:** [February 28, 2023, 10:36pm UTC](https://devforum.zoom.us/t/no-response-of-create-button-on-a-window-to-create-subsession-of-video-sdk-react-web-sample-application/83762 "2023-02-28T22:36:14Z")

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Description I’m checking each function of zoom video SDK by using this react sample application. However, I can’t get subsession to work properly. Do I need to implement the function by myself? Or do I miss the operat…

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## [MaxListenersExceededWarning: Possible EventEmitter memory leak detected](https://devforum.zoom.us/t/maxlistenersexceededwarning-possible-eventemitter-memory-leak-detected/83765)

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**Author:** [@efron.vit](https://devforum.zoom.us/u/efron.vit)\
**Replies:** 1\
**Last updated:** [February 28, 2023, 7:25am UTC](https://devforum.zoom.us/t/maxlistenersexceededwarning-possible-eventemitter-memory-leak-detected/83765 "2023-02-28T07:25:47Z")

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Hi, after several inputs and outputs from the session, such a warning appears in the console. This is strange because we turn off all event listeners (client.on) after their session exits (client.off) MaxListenersExceed…

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## [Integrating Video SDK with meetings schedule via the app](https://devforum.zoom.us/t/integrating-video-sdk-with-meetings-schedule-via-the-app/83808)

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**Author:** [@flores.guzman.pe](https://devforum.zoom.us/u/flores.guzman.pe)\
**Replies:** 1\
**Last updated:** [February 28, 2023, 2:04am UTC](https://devforum.zoom.us/t/integrating-video-sdk-with-meetings-schedule-via-the-app/83808 "2023-02-28T02:04:32Z")

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I am working on integrating the Zoom Video SDK into my project to enable users to join scheduled meetings from the Zoom app. Currently, my implementation allows the user to view the host’s camera and screen share. I have…

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## [Raw Data sharing. Recording with image source](https://devforum.zoom.us/t/raw-data-sharing-recording-with-image-source/82469)

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**Author:** [@efron.vit](https://devforum.zoom.us/u/efron.vit)\
**Replies:** 13\
**Last updated:** [February 24, 2023, 1:54pm UTC](https://devforum.zoom.us/t/raw-data-sharing-recording-with-image-source/82469 "2023-02-24T13:54:29Z")

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Hi! Is the update you mentioned in December 2022 planned? @MaxM @vic.yang We are interested in transferring image, in order to show the presentation in such a way that these images get to the video recording in the cl…

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## [Using zoom-video-sdk-web-1.6.0 in an mvc app](https://devforum.zoom.us/t/using-zoom-video-sdk-web-1-6-0-in-an-mvc-app/83645)

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**Author:** [@mike6](https://devforum.zoom.us/u/mike6)\
**Replies:** 2\
**Last updated:** [February 24, 2023, 9:35am UTC](https://devforum.zoom.us/t/using-zoom-video-sdk-web-1-6-0-in-an-mvc-app/83645 "2023-02-24T09:35:36Z")

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I have the sample app working but… I’m struggling to integrate zoom-video-sdk- web-1.6.0 sample code into an existing asp.net MVC application. Are there any examples out there or has anyone done this before? Is it ev…

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## [Creating client , start and join the session](https://devforum.zoom.us/t/creating-client-start-and-join-the-session/83567)

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**Author:** [@it111](https://devforum.zoom.us/u/it111)\
**Replies:** 7\
**Last updated:** [February 23, 2023, 9:28am UTC](https://devforum.zoom.us/t/creating-client-start-and-join-the-session/83567 "2023-02-23T09:28:49Z")

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We follow the steps of how to generate Video SDK in our laravel project , after we make Video SDK account we stop in the step of generate Video SDK JWT , we put the JWT token we found in the account but an error appear…

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## [Adding support for gallery view in Firefox browser](https://devforum.zoom.us/t/adding-support-for-gallery-view-in-firefox-browser/83542)

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**Author:** [@harshita.kanal](https://devforum.zoom.us/u/harshita.kanal)\
**Replies:** 1\
**Last updated:** [February 22, 2023, 9:31pm UTC](https://devforum.zoom.us/t/adding-support-for-gallery-view-in-firefox-browser/83542 "2023-02-22T21:31:39Z")

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Description The gallery view in Zoom doesn’t seem to be working with Firefox with more than one remote participant. Currently, we are enabling SharedArrayBuffers using Chrome’s Origin Trials and it seems to be working f…

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## [We have a problem implementing zoom video sdk in our laravel project](https://devforum.zoom.us/t/we-have-a-problem-implementing-zoom-video-sdk-in-our-laravel-project/82518)

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**Author:** [@it111](https://devforum.zoom.us/u/it111)\
**Replies:** 17\
**Last updated:** [February 22, 2023, 1:03pm UTC](https://devforum.zoom.us/t/we-have-a-problem-implementing-zoom-video-sdk-in-our-laravel-project/82518 "2023-02-22T13:03:48Z")

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We don’t know how to implement zoom in our laravel project and the documentation is not clear enough and we don’t know the steps. We implemented a blade in our project and there is an error in importing the video sdk fro…

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## [Virtual / blur background in SDK doesn't work with Firefox browser](https://devforum.zoom.us/t/virtual-blur-background-in-sdk-doesnt-work-with-firefox-browser/83491)

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**Author:** [@harshita.kanal](https://devforum.zoom.us/u/harshita.kanal)\
**Replies:** 3\
**Last updated:** [February 22, 2023, 4:37am UTC](https://devforum.zoom.us/t/virtual-blur-background-in-sdk-doesnt-work-with-firefox-browser/83491 "2023-02-22T04:37:35Z")

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Description The virtual background API with video SDK doesn’t seem to be working with firefox even though hardware acceleration is enabled, and it works fine on chromium-based browsers. Which Web Video SDK version? Vi…

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## [Command channel information is scrambled for the user in subsession if it was sent from a main session user (broadcasted)](https://devforum.zoom.us/t/command-channel-information-is-scrambled-for-the-user-in-subsession-if-it-was-sent-from-a-main-session-user-broadcasted/82885)

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**Author:** [@moldovanotiliu](https://devforum.zoom.us/u/moldovanotiliu)\
**Replies:** 3\
**Last updated:** [February 22, 2023, 1:39am UTC](https://devforum.zoom.us/t/command-channel-information-is-scrambled-for-the-user-in-subsession-if-it-was-sent-from-a-main-session-user-broadcasted/82885 "2023-02-22T01:39:40Z")

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Hi, I am working with subsession in a React app, and I’ve found a problem with command channel. The case is: Host joins the session and creates subssesion. Host joins the subsession. Another user joins the main sessio…

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## [Users unable to join Zoom Session](https://devforum.zoom.us/t/users-unable-to-join-zoom-session/83402)

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**Author:** [@shoaib](https://devforum.zoom.us/u/shoaib)\
**Replies:** 6\
**Last updated:** [February 21, 2023, 5:55pm UTC](https://devforum.zoom.us/t/users-unable-to-join-zoom-session/83402 "2023-02-21T17:55:55Z")

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Description @tommy @vic.yang Users are unable to join session in Video SDK, getting this error in console And upon further checking its looks like one of the websocket connection is sending invalid JSON response: …

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## [Blocking microphone permissions is impacting remote user audio](https://devforum.zoom.us/t/blocking-microphone-permissions-is-impacting-remote-user-audio/82846)

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**Author:** [@sprinklrqa4](https://devforum.zoom.us/u/sprinklrqa4)\
**Replies:** 1\
**Last updated:** [February 10, 2023, 11:28am UTC](https://devforum.zoom.us/t/blocking-microphone-permissions-is-impacting-remote-user-audio/82846 "2023-02-10T11:28:38Z")

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Description If microphone permissions are blocked I’m not able to hear remote users as well. Why is my microphone permission impacting remote user’s audio? This is reproducible in this demo as well. If permissions are b…

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## [Zoom Camera Settings](https://devforum.zoom.us/t/zoom-camera-settings/82402)

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**Author:** [@rakesh.d](https://devforum.zoom.us/u/rakesh.d)\
**Replies:** 1\
**Last updated:** [February 9, 2023, 2:48pm UTC](https://devforum.zoom.us/t/zoom-camera-settings/82402 "2023-02-09T14:48:52Z")

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In our Medical device Software development project, we have done the zoom integration using the latest Zoom SDK (Version 2.9.5) in a web application development project, in that, we have connected multiple cameras which …

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## [GET "https://rwcdv2.dv.zoom.us/wc/ping/......" 404 not found](https://devforum.zoom.us/t/get-https-rwcdv2-dv-zoom-us-wc-ping-404-not-found/82813)

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**Author:** [@axel.ojeda](https://devforum.zoom.us/u/axel.ojeda)\
**Replies:** 1\
**Last updated:** [February 9, 2023, 4:58am UTC](https://devforum.zoom.us/t/get-https-rwcdv2-dv-zoom-us-wc-ping-404-not-found/82813 "2023-02-09T04:58:17Z")

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I’ve been trying to use the videoSDK sample app for a few weeks but with little to no progress I decided to start over, I’m using the CDN method to get the API, and I’ve been working 1 step at the time I called the API …

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## [CDN not working on my project - ZoomVideoSDK](https://devforum.zoom.us/t/cdn-not-working-on-my-project-zoomvideosdk/82068)

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**Replies:** 3\
**Last updated:** [February 8, 2023, 2:47pm UTC](https://devforum.zoom.us/t/cdn-not-working-on-my-project-zoomvideosdk/82068 "2023-02-08T14:47:57Z")

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Hello, I am following the get started link to set up a project. I am currently trying to run this on an html webpage with a javascript link. Following the CDN instructions I get an error at the step where I create the…

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## [VideoSdk CDN problem](https://devforum.zoom.us/t/videosdk-cdn-problem/82784)

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**Author:** [@axel.ojeda](https://devforum.zoom.us/u/axel.ojeda)\
**Replies:** 1\
**Last updated:** [February 8, 2023, 2:35pm UTC](https://devforum.zoom.us/t/videosdk-cdn-problem/82784 "2023-02-08T14:35:05Z")

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I’ve been working on the VideoSDK webapp and manage to troubleshoot it from a node to plain JS, but now I have a few problems I haven’t been able to fix, I’ll just post them here so anyone can take a jab a them First on…

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## [Broadcast to all sessions for users with no privileges](https://devforum.zoom.us/t/broadcast-to-all-sessions-for-users-with-no-privileges/82714)

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**Author:** [@moldovanotiliu](https://devforum.zoom.us/u/moldovanotiliu)\
**Replies:** 1\
**Last updated:** [February 8, 2023, 5:42am UTC](https://devforum.zoom.us/t/broadcast-to-all-sessions-for-users-with-no-privileges/82714 "2023-02-08T05:42:33Z")

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Hi there, I am working with zoom subsessions and I was wondering if there is a way that a regular client (not Host) could send messages to all users that are in the session ( Main session + subsessions ). The use case i…

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## [Virtual Background not working in Preview Camera](https://devforum.zoom.us/t/virtual-background-not-working-in-preview-camera/81923)

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**Author:** [@shoaib](https://devforum.zoom.us/u/shoaib)\
**Replies:** 8\
**Last updated:** [January 31, 2023, 2:25pm UTC](https://devforum.zoom.us/t/virtual-background-not-working-in-preview-camera/81923 "2023-01-31T14:25:33Z")

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Description We want to show virtual background in preview camera. And for that we found one API → previewVirtualBackground but it is expecting HTMLCanvasElement as param, and for preview camera we use HTMLVideoElement …

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## [Video SDK CDN Pure JS JsMediaSDK\_Instance is not defined](https://devforum.zoom.us/t/video-sdk-cdn-pure-js-jsmediasdk-instance-is-not-defined/82325)

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**Author:** [@imran](https://devforum.zoom.us/u/imran)\
**Replies:** 4\
**Last updated:** [January 31, 2023, 9:33am UTC](https://devforum.zoom.us/t/video-sdk-cdn-pure-js-jsmediasdk-instance-is-not-defined/82325 "2023-01-31T09:33:25Z")

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Hi there! I am implementing Video SDK in Web with pure JS and following the below link: https://marketplace.zoom.us/docs/sdk/video/web/get-started/ First I have included script file: \<script src="https://source.zoom.…

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## [User deny screen share on safari](https://devforum.zoom.us/t/user-deny-screen-share-on-safari/80956)

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**Author:** [@superprokid](https://devforum.zoom.us/u/superprokid)\
**Replies:** 8\
**Last updated:** [January 27, 2023, 3:44pm UTC](https://devforum.zoom.us/t/user-deny-screen-share-on-safari/80956 "2023-01-27T15:44:10Z")

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Description Currently, whenever I start sharing on safari, I get the error user deny screen share even tho I allow safari to record screen or share screen in the privacy setting, how do I fix that? Which Web Video SDK …

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## [MultiStreamVideo - Render multiple videos of same participant on Video SDK for Web?](https://devforum.zoom.us/t/multistreamvideo-render-multiple-videos-of-same-participant-on-video-sdk-for-web/81724)

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**Author:** [@cassio.galvao](https://devforum.zoom.us/u/cassio.galvao)\
**Replies:** 1\
**Last updated:** [January 20, 2023, 2:08am UTC](https://devforum.zoom.us/t/multistreamvideo-render-multiple-videos-of-same-participant-on-video-sdk-for-web/81724 "2023-01-20T02:08:29Z")

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Description I have participant A on Windows and participant B on Web. I wanted participant A to also stream it’s second camera and therefore enabled multi-stream video on the Windows side. It seems to be fine since I ca…

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## [Is it possible to show video inside circular container in Zoom Web SDK?](https://devforum.zoom.us/t/is-it-possible-to-show-video-inside-circular-container-in-zoom-web-sdk/80781)

<div class="topic-metadata">

**Author:** [@harshita.kanal](https://devforum.zoom.us/u/harshita.kanal)\
**Replies:** 7\
**Last updated:** [January 18, 2023, 6:46pm UTC](https://devforum.zoom.us/t/is-it-possible-to-show-video-inside-circular-container-in-zoom-web-sdk/80781 "2023-01-18T18:46:59Z")

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In the single canvas based integration of Web SDK, is it possible to show circular videos instead of rectangular?

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## [Could see two tiles of different sizes in the zoom conference](https://devforum.zoom.us/t/could-see-two-tiles-of-different-sizes-in-the-zoom-conference/81055)

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**Author:** [@kvr](https://devforum.zoom.us/u/kvr)\
**Replies:** 2\
**Last updated:** [January 9, 2023, 5:22am UTC](https://devforum.zoom.us/t/could-see-two-tiles-of-different-sizes-in-the-zoom-conference/81055 "2023-01-09T05:22:22Z")

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Hi, While looking at the web-based zoom conference, the size of the tiles of both participants is not the same when one is connected from a tablet and the other connected from the web. The tile size of the user on the …

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