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Safari will not quit without Force Quit / 2018 MacBook Pro, Running Mac OS Big Sur 11.3.1

I am unable to close a tab once opened, and cannot close Safari without Command+Option+Escape. This just started today, as I was able to use my computer flawlessly yesterday.

MacBook Pro 15″, macOS 11.3

Posted on May 14, 2021 10:37 AM

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Question marked as Best reply

Posted on May 14, 2021 10:51 AM

Go step by step and test.




1. Update Safari, if an update is available. Update may come with bug fixes.

    https://support.apple.com/en-us/HT204416


2. Shutdown the computer by holding the power button for 10 seconds.

Restart the computer. Launch Safari holding the Shift key down.

    https://support.apple.com/en-us/HT203987

3. Startup in Safe Mode. https://support.apple.com/guide/mac-help/start-up-your-mac-in-safe-mode-mh21245/mac.  

    Quote:

    It also does a basic check of your startup disk, similar to using First Aid in Disk Utility

    And it deletes some system caches, including font caches and 

    the kernel cache, which are automatically created again as needed.


4. Clear History

    https://support.apple.com/guide/safari/clear-your-browsing-history-sfri47acf5d6/mac

    Please read the article before clearing history, 

    this is like a low level resetting of Safari without affecting passwords and bookmarks.


 5. Remove adware if installed on your Mac..

       Run the latest release of Malwarebytes for Mac to remove malware/adware, if installed on your Mac.

       For instructions: Install Malwarebytes for Mac v4      Uninstall Malwarebytes for Mac

       Click the “FREE DOWNLOAD” button.

       Click the “Scan ” button. Once done, quit Malwarebytes for Mac.

       Restart the computer and relaunch Safari holding the shift key down.

       Scan for Malware again.

       Additional steps  if necessary.

  2. Reset search engine:    https://support.apple.com/guide/safari/customize-your-search-ibrwe75c2a3c/mac

  3. Reset  Homepage.   https://support.apple.com/guide/safari/set-your-homepage-ibrw1020/mac 

  4. Remove unknown extensions:  Safari > Preferences > Extensions

      https://support.apple.com/guide/safari/use-safari-extensions-sfri32508/mac

1 reply
Question marked as Best reply

May 14, 2021 10:51 AM in response to DebbyeBev

Go step by step and test.




1. Update Safari, if an update is available. Update may come with bug fixes.

    https://support.apple.com/en-us/HT204416


2. Shutdown the computer by holding the power button for 10 seconds.

Restart the computer. Launch Safari holding the Shift key down.

    https://support.apple.com/en-us/HT203987

3. Startup in Safe Mode. https://support.apple.com/guide/mac-help/start-up-your-mac-in-safe-mode-mh21245/mac.  

    Quote:

    It also does a basic check of your startup disk, similar to using First Aid in Disk Utility

    And it deletes some system caches, including font caches and 

    the kernel cache, which are automatically created again as needed.


4. Clear History

    https://support.apple.com/guide/safari/clear-your-browsing-history-sfri47acf5d6/mac

    Please read the article before clearing history, 

    this is like a low level resetting of Safari without affecting passwords and bookmarks.


 5. Remove adware if installed on your Mac..

       Run the latest release of Malwarebytes for Mac to remove malware/adware, if installed on your Mac.

       For instructions: Install Malwarebytes for Mac v4      Uninstall Malwarebytes for Mac

       Click the “FREE DOWNLOAD” button.

       Click the “Scan ” button. Once done, quit Malwarebytes for Mac.

       Restart the computer and relaunch Safari holding the shift key down.

       Scan for Malware again.

       Additional steps  if necessary.

  2. Reset search engine:    https://support.apple.com/guide/safari/customize-your-search-ibrwe75c2a3c/mac

  3. Reset  Homepage.   https://support.apple.com/guide/safari/set-your-homepage-ibrw1020/mac 

  4. Remove unknown extensions:  Safari > Preferences > Extensions

      https://support.apple.com/guide/safari/use-safari-extensions-sfri32508/mac

Safari will not quit without Force Quit / 2018 MacBook Pro, Running Mac OS Big Sur 11.3.1

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