# Starting a VR Collaboration Session (Host) ### The following steps will guide you to start VR collaboration sessions **1.** Open the latest version of[ **SimLab VR Viewer**](https://www.simlab-soft.com/technologies/simlab-showroom.aspx) on Windows, MacOS, Oculus Quest or Pico. [![Artboard 47 copy 2.png](https://simlab-soft.com/help/uploads/images/gallery/2023-01/2Kmartboard-47-copy-2.png)](https://simlab-soft.com/help/uploads/images/gallery/2023-01/artboard-47-copy-2.png) **2.** Sign in into your SimLab account. [![Artboard 47.png](https://simlab-soft.com/help/uploads/images/gallery/2023-01/6Biartboard-47.png)](https://simlab-soft.com/help/uploads/images/gallery/2023-01/artboard-47.png)

If you don't have one, [**create a new one**](https://simlab-soft.com/help/link/88#bkmrk-page-title).

**3.** Choose the first VR experience you want to start the collaboration session with (you can change it later). [![Artboard 47 copy.png](https://simlab-soft.com/help/uploads/images/gallery/2023-01/artboard-47-copy.png)](https://simlab-soft.com/help/uploads/images/gallery/2023-01/6Biartboard-47.png) **4.** Create lobby On **desktop computers** click on invite to open a VR Collaboration lobby. [![Artboard 47 copy 4.png](https://simlab-soft.com/help/uploads/images/gallery/2023-01/artboard-47-copy-4.png)](https://simlab-soft.com/help/uploads/images/gallery/2023-01/artboard-47-copy-3.png) On **Standalone Oculus Quest and Pico** Click on **Start Collaboration** from the window that pops up after selecting a VR Experience. [![StartCollab_Quest.jpg](https://simlab-soft.com/help/uploads/images/gallery/2024-08/scaled-1680-/startcollab-quest.jpg)](https://simlab-soft.com/help/uploads/images/gallery/2024-08/startcollab-quest.jpg) **5.** Invite your participants: **Method A.** Invitation Link: Create an invitation link and send it to others, they will access the session by just opening the link. [![Artboard 47 copy 5.png](https://simlab-soft.com/help/uploads/images/gallery/2023-01/scaled-1680-/JyJartboard-47-copy-5.png)](https://simlab-soft.com/help/uploads/images/gallery/2023-01/JyJartboard-47-copy-5.png) This method is supported on Windows, MacOS, Android and IOS. **Method B.** Invite contacts and groups: You can add contacts on SimLab VR Viewer for easy sharing and VR Collaboration invitations. While in the lobby you can add participants from your contacts and group of contacts. [![Artboard 47 copy 6.png](https://simlab-soft.com/help/uploads/images/gallery/2023-01/C2wartboard-47-copy-6.png)](https://simlab-soft.com/help/uploads/images/gallery/2023-01/artboard-47-copy-6.png) 1. Wait for people to join and get ready, status of people will be shown beside them as described in the following image, then hit the **Start Button** [![Artboard 47 copy 7.png](https://simlab-soft.com/help/uploads/images/gallery/2023-01/scaled-1680-/artboard-47-copy-7.png)](https://simlab-soft.com/help/uploads/images/gallery/2023-01/artboard-47-copy-7.png) --- ### Useful Tips #### Changing the VR Experience You can change the VR Experience while in the lobby, select a new VR Experience then click on the **Change VR Experience icon** at the top right corner of the collaboration VR Experience Thumbnail. [![Artboard 47 copy 9.png](https://simlab-soft.com/help/uploads/images/gallery/2023-01/scaled-1680-/artboard-47-copy-9.png)](https://simlab-soft.com/help/uploads/images/gallery/2023-01/artboard-47-copy-9.png) ##### #### VR Collaboration Session Controls When accessing the VR menu as a Host during a VR Collaboration session, you will find multiple options that can be helpful at the bottom right corner of the screen in desktop mode, or near the VR Menu in VR mode. [![Asset 20.png](https://simlab-soft.com/help/uploads/images/gallery/2023-01/scaled-1680-/asset-20.png)](https://simlab-soft.com/help/uploads/images/gallery/2023-01/asset-20.png) **Participants Interactions:** Enables the participants interactions through triggering and grabbing or disabling them. **Mute Participants:** Mutes all Participants and deny them the ability to use voice chat. **Mute Microphone:** Mutes your own Microphone but other participants can still use voice chat. **Mute Speaker:** Mutes your own speaker but other participants can still use voice chat.