Assign a system or custom Role to multiple account administrators at one time instead of editing each administrator record separately.
1. Go to Settings
2. Select "User Management" then click 'Roles'
3. Hover over Role to assign and open Edit drop down button
4. Select 'Assign to Users'
5. On the left, click the administrator (cntrl+click to multi select) and use the arrow to move it to the right side
6. Click 'Save'