Open the profile of the person you would like to make changes for via the user management. You can find this in the drop-down menu in the header at the top right. Then find the person using the search bar.
Click on the tile to open the profile. Click on "Permissions". The following menu appears.
These are the standard permissions for teachers. The toggles on the side can be switched on and off by clicking on them. Ensure to click "Save" once you have made the changes.
Note: Student and parent accounts do not have permissions by default.