Virtual Classroom Software Resources

Sign in to the Zoom web portal as an administrator with permission to edit user groups. In the navigation menu, click User Management then Group Management. Click the name of the group, then click the Meeting tab to access Settings. In the Meeting tab, navigate to the Virtual Background option and verify that the setting is enabled. Notes: If the setting is disabled, click the Status toggle to enable it. If a verification dialog displays, choose Turn On to verify the change. If the setting is grayed out, it has been locked at the Account level, and needs to be changed at that level. (Optional) If you want to make this setting mandatory for all users in this group, click the lock icon, and then click Lock to confirm the setting. (Optional) Check Allow use of videos for virtual backgrounds then Save to confirm the change, to grant your users access to video virtual backgrounds. (Optional) Check Allow users to upload custom backgrounds then Save to confirm the change, to grant your users access to upload their own virtual backgrounds in addition to the backgrounds currently uploaded. (Optional) Click Manage virtual background to upload default background images available for users. Save and your good to go.

no you have to buy their subscription

they need to work on the server ok