I cannot enable Email Campaigns module from the Module Manager

To Enable Email Campaigns module, you need to make sure that the Marketing List module is enabled in the module manager.
Please follow the below steps to verify and verify Marketing List module and then enable Email Campaigns.

1. Click on Menu
2. Click on Settings
3. Select Modules under Module Management
4. Check if Marketing List module is enabled and if not enable the Module
5. After enabling Marketing List module, you can enable Email Campaigns module.