Go to Settings > Privacy and Security > Site Settings, then scroll down to Notifications in the pop-up window that appears. From there, you can toggle the Sites Can Ask to Send Notifications switch that turns website notification prompts on or off.
Go to Settings > Privacy and Security > Site Settings, then scroll down to Notifications in the pop-up window that appears. From there, you can toggle the Sites Can Ask to Send Notifications switch that turns website notification prompts on or off.