how to deactivate request control from student view
If you are the global admin or Teams admin, you can go to Microsoft Teams admin center > Meetings > Meeting policies > Content sharing > Turn off “Allow a participant to give or request control”.
This setting is a per-user policy. You can assign this policy to individual student or large sets of users.
For more details about Teams policies for Education, you can refer to this link: https://docs.microsoft.com/en-us/microsoftteams/policy-packages-edu.
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