Fix 403 Error of Calendar and iCloud Mac Sonoma in 2023

🗓️ November 22, 2023 By ✍️ Jaysukh patel

iCal server Responded with an Error 403? Here’s Fix. Generally, you’ve upgraded your Mac OS, and after that, whenever you’ll try to open your calendar or iCloud and sync with something. At that time, you will get either the server responded ‘’403’’ or Access to iCloud is not permitted. But don’t be frustrate and don’t worry about that.  We have got a Solution to overcome the 403 error of Calendar and iCloud with the message “The server responded: 403 to operation CalDAVSetPropertyQueueableOperation. Everybody knows that iCloud is more important for online data storage.

The merit of that you can access your data everywhere in the world. But, one thing is that internet connections must be required. Even you’re all the data in iCloud. So, you must have to make it secure. You can do it by enabling iCloud two-step Authentication. Let’s back to how to fix the 403 error of Calendar and iCloud after Downgrade or Upgrade MacOS, Follow the beneath step and fix your error 403 and enjoy it.

An error maybe Gmail calendar server issue

it might be Time Zone related [Most of night time error, less in the morning in some timezone]

to-fix-403-errors-of-calendar-and-icloudbmp
to-fix-403-errors-of-calendar-and-icloudbmp

Steps Mac calendar the server responded with an error 2023

1: Check Apple System Status

Whenever the server error started popping up. Check all the Apple services, including the iCloud service, are down in your region. Otherwise, you have to wait for Up and Ready to use.

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Use this link to check Apple System status on your Browser,

Check Apple System Status Online
Check Apple System Status Online
  • USA
  • https://www.apple.com/support/systemstatus/

2: Turn off and Turn on Calendar Syncing on Mac

Follow the below steps to enable icloud calendar syncing with your Mac. If stuck or have Other issues. Sometimes, the settings are enabled, then Turn off, and Turn on again.

On MacOS Ventura, Sonoma & Later

Step 1: Go to the Apple Logo from top menu > System Settings.

Step 2: Next, Select your Apple ID Profile > iCloud.

Open iCloud settings on Mac
Open iCloud settings on Mac

Step 3: Click on See All to Find icloud Calendar.

See All iCloud Service on Mac
See All iCloud Service on Mac

Step 4: Enable the toggle iCloud Calendar Toggle.

Enable iCloud Calendar on Mac
Enable iCloud Calendar on Mac

Step 5: A Popup will ask, ‘Do you want to merge calendars with iCloud?’. Select Merge Options.

Enable and Merge iCloud Calendar
Enable and Merge the iCloud Calendar

Step 6: Once the option is enabled, Done to save the changes.

Fix 403 Error of Calendar and iCloud Mac
Fix 403 Errors of Calendar and iCloud Mac

On macOS Monterey & Earlier,

Step 1: Go to the Apple Logo from Top Mac Menu > System Preferences.

finder-system-preferences-option-on-mac-2
finder-system-preferences-option-on-mac

Step 2: Select Apple ID.

apple-id-settings-on-mac-system-preferences-2
apple-id-settings-on-mac-system-preferences

Step 3: Select iCloud from the side of the window and Uncheck and Check Calendar.

disable-and-enable-icloud-calendar-on-mac-from-system-preferences-1-1024x950
disable-and-enable-icloud-calendar-on-mac-from-system-preferences

Older MacOS X:  Click on the Apple Logo System Preferences >> iCloud >> Unchecked calendar

3-uncheck-calendars-after-backup-on-mac
uncheck-calendars-after-backup-on-mac

Step: 2 – Clear Calendar Cache on Mac

The main cause of these Calendar issues is related to corrupted Mac Calendar Cache files. Re-Build the Calendar cache file after deleting it. Follow the below ways to Perform & Fix it.

  1. First Quit the Calendar app on the Mac. From top Menu, File > Calendar > Quit Calendar.
  2. Force close, Calendar “CalendarAgent” from Activity Monitor. Launch Activity Monitor and Search “CalendarAgent“,
force-close-the-calendar-agent-from-activity-monitor-1-1200x831
force-close-the-calendar-agent-from-activity-monitor
  • Then Select the Process and Force close from the top Close button.
  • force-quit-the-calendar-process-on-mac-1-1200x831
    force-quit-the-calendar-process-on-mac

    Now, Clear up Saved Cache, and Regenerate.

    Open Finder on Mac, From Top Mac Top Menu, Go > Go to Folder

    1-go-to-folder-under-finder-on-mac
    go-to-folder-under-finder-on-mac

    Enter the Commands to Find all Cache files on macOS Big Sur and Later, and MacOS Catalina, High Sierra, and MacOS Sierra.

    ~/Library/Calendars/Calendar Cache

    ~/Library/Calendars/Calendar Cache-shm

    ~/Library/Calendars/Calendar Cache-wal

    Delete Three Cache files,”Calendar Cache”, “Calendar Cache-shm” and “Calendar Cache-wal” file from the cache folder.

    move-all-icloud-calendar-cache-file-from-mac-calendars-folder-1-1200x561
    move-all-icloud-calendar-cache-file-from-mac-calendars-folder

    Restart your Mac and Re-open the Calendar app. These all cache files will regenerate and You get fixed your problem.

    For macOS Mavericks & Earlier…

    if you find the Plist file then, Enter the Commands to Find all Cache files.

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    2-find-folder-under-finder-on-mac
    find-folder-under-finder-on-mac

    Type the Below command and Find the file location one by one. And Remove the file.

    ~/library/Application Support/iCal

    ~/library/Caches/iCal

    ~/library/Caches/com.apple.iCal

    ~/library/Preferences/com.apple.iCal.plist

    ~/library/Preferences/com.apple.iCal.AlarmScheduler.plist

    ~/library/Preferences/com.apple.iCal.helper.plist

    An important step is, You have to Restart your Mac completely and Turn it on.

    Apple users can access the Calendar app version and Online version on the browser as well. Alternatively, users can use it anywhere from any device.

    Step: 3 – Restart PC and Check Again

    Now, restart your Mac or PC and again

    Go back on, iCloud pref and check the Calendar checkbox [after Enable Calendar, System Restore all fresh files for iCal automatically]

    Fix 403 Error On Add & Sync Google Calendar to Mac Calendar

    Some mac users reported the issue “CalDAVAccountRefreshQueueableOperation” Returning 403 Error with Apple Kalender and GMail-Account”. Follow the below steps given in video guide after the “Clearing the cache explained in Step 2

    Use Online iCloud Calander on Browser

    We have the Best Browsers for Mac, use any of them if you are facing issues with the online iCloud calendar with specific browsers like Safari, Chrome, and others. Commonly, Problems accessing Apple calendar on the browser because of an Unsupported Extension installed on your System, VPN, Temporary blocked by the internet provider in rare cases, or Software as well.

    open-online-apple-calendar-on-browser-mac-1-1200x608
    open-online-apple-calendar-on-browser-mac

    Connect to Alternate Wi-Fi

    If you’re using Safari to open the Calendar and iCloud feature on Mac, and it’s showing Error 403 on Google when searching through Safari, try an alternate internet connection. Many users have reported this issue and already got rid of it by switching to Wi-Fi or reconnecting to an alternate one.

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    Cellular Data on iPhone could show Error 403 on Calendar and iCloud, then also switching to a Wi-Fi network would fix the problem.

    Update Browser and MacOS/iOS/iPadOS

    Browsing apps like Chrome, Safari, Firefox, etc. implement security policies to ensure the safety of end-users. The same is done from Apple’s end, maybe. Therefore, keeping the browsers and macOS, iOS, and iPadOS would resolve this error 403.

    To Update macOS,

    If you’re using Safari on Mac, then updating the macOS is enough, as all the first-party apps automatically update when you update macOS.

    1. Click on the Apple icon.
    2. Select Software Updates.
    3. Click on Update Now

    To Update iOS/iPadOS,

    1. Go to the Settings App.
    2. Tap on General.
    3. Select Software Update.
    4. And Download and Install the software updates.
    head to setting app and tap general choose software update on your iphone

    Reset All Settings

    Whether an incorrect APN Settings, VPN Settings, or any random error, Resetting All Settings will fix this issue for you. This applies to the iPhone and iPad.

    1. Open the Settings app on your iPhone.
    2. Tap General.
    3. Scroll the screen till the end, click on Transfer or Reset iPhone
    4. Tap Reset.
    5. Select Reset All Settings.
    6. Enter the iPhone passcode and Reset All Settings. In the last, click on Confirm to Reset All Settings.

    That’s it.

    I hope you found the above solution helpful in fixing the server response with an error Apple calendar.

    Feedback Report to Apple

    Here’s the link to send a feedback report about an error 403 on your device.

    Now check your problem or fix the 403 error of Calendar and iCloud. You can contact us via text comment if you’ve more problems or omissions regarding fixing 403 error of Calendar and iCloudLike it? Share … and yeah,

    keep in touch daily on this site to gain more information concerning Apple Devices updates and tips and tricks.

    Jaysukh Patel
    Jaysukh Patel

    Jaysukh Patel is the founder of howtoisolve. Also self Professional Developer, Techno lover mainly for iPhone, iPad, iPod Touch and iOS, Jaysukh is one of responsible person in his family. Contact On: jaysukh.pharma@gmail.com [OR] admin@howtoisolve.com

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