Safari Extensions, Internet plug-ins, and other add-ons are designed to enhance or customize the browsing experience. Add-ons are widely available on the Internet, and some are installed as part of an app or other software. If you have add-ons installed, an add-on could be causing the issue.
If the issue is unwanted pop-up windows, ads, and graphics while surfing the web, learn how to remove ad-injection software (adware) from your Mac.
Turn off Safari Extensions
You can turn off Safari Extensions to learn whether any are causing the issue.
- From the Safari menu, choose Preferences.
- Click the Extensions icon, then select an extension from the list.
- Deselect the Enable checkbox to turn off that extension.
If turning off an extension resolves the issue, check for extension updates by clicking Updates in the lower-left corner of the window. Or remove the extension by clicking the Uninstall button.
Remove Internet plug-ins and other add-ons
You can remove Internet plug-ins and other add-ons to learn whether any are causing the issue. To find them, quit Safari and open these Library folders:
- The Library folder at the top level of your hard drive. Open it from the Finder by choosing Go > Go to Folder from the menu bar. Then type
/Libraryand click Go.
- The Library folder in your home folder. Open it by holding Option while choosing Go > Library from the menu bar.
The Library folders contain the following folders for add-ons. Move any files within these folders to the Trash.
- Internet Plug-Ins
Don't remove Default Browser.plugin, nslQTScriptablePlugin.xpt, Quartz Composer.webplugin, or QuickTime Plugin.plugin.
- Input Methods
If removing the files from these folders resolves the issue, quit Safari again and gradually put back files until you find the one causing the issue:
- Open the Trash and select one of the files you removed. Chose File > Put Back. The file returns to its folder.
- Open Safari and see if the issue returns.
- If the issue returns, you've identified the add-on causing the issue. Avoid using it or contact its maker for an updated version.
- If the issue doesn't return, quit Safari and put back another file.