You encounter random pop-up messages or advertisements due to malware infection or unwanted programs.
Force Quit the Browser
Use this option if you are unable to close the pop-up window or if there is no option to close it.
- Click the Apple menu and select Force Quit or press the COMMAND + OPTION + ESC keys on your keyboard.
- Select the unresponsive app in the Force Quit window, and then click Force Quit.
- Try to reopen the browser by pressing the Shift key while Safari opens. This prevents Safari from automatically reopening any window.
Uninstall Toolbars
- Open the Applications folder, then look for the name of the application that appears on the browser pop-up.
- Drag the application on the Trash Bin to uninstall it. Do not forget to empty the Trash Bin to permanently delete the file.