How to Fix Yahoo Mail Calendar Error Code 1111?

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To Fix Yahoo Mail Calendar Error Code 1111 is often a really annoying situation for Yahoo mail users, and need experts help, which is easily possible by dialing Yahoo Support Number. As Yahoo mail is one of the trustworthy and most great sources to make online communication through email possible. However, but sometimes the Yahoo user trouble in accessing the yahoo mail account, due to receiving unexpected errors while sending or receiving emails. One of those errors is Yahoo Mail Calendar Error Code 1111 which is associated with the web browser, which is encountered by many numbers of users while trying to delete an activity on the calendar. So, if you are facing the same issue, and not able to add Yahoo calendar to a mobile device or an application like Apple Calendar or Mozilla Lightning, it may be because of the ical address, then don’t worry about it. By the way, that is not good to read. You may need to update your browser. Some features require the latest version. Also, trying a browser like Chrome or Firefox is recommended as well. Then here the below mention blog solutions will guide you in the proper mode to solve the issue. So follow the solutions now.

Steps to Fix Yahoo Mail Calendar Error Code 1111:-

Fix Yahoo Mail Calendar Error Code 1111

Solution 1:- Make Sure That You Have CalDiv(iCal) On a Mobile Browser or System

You can access Yahoo calendar on a mobile browser if your computer system doesn’t support CalDiv (iCal).

Solution 2: Server Authentication

If you are not able to Sync Yahoo Calendar to a device or any application, then it’s possible that you are providing an incorrect server name or wrong login credentials. In such condition, you should follow the below-mentioned steps.

Step 1:- Check Server Name

  • You should check server name in the Calendar tool settings.
  • Navigate to “”.

Step 2:- Verify the Login Credentials

  • Then verify the login credentials.
  • Then signing into your Yahoo mail account on a different device.

Step 3:- Reset your Password

If your password contains special character like “$”,”#”, reset your password to something that does not contain these characters, and then again sign in.

Step 4:- Setup Wizard

If you are using an IOS device, then try to Sync your account with the Setup Wizard.

Step 5:-Put a Valid iCal Address

Often the error code 1111 occurs due to invalid iCal address. Make sure that you are entering the valid iCal address.

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Solution 3:- Check Display and Navigation

Your Yahoo mail calendar runs on a web browser. So keeping a check on your browse’s maintenance can also remove many problems, be it related to display, negation, etc.

  • Make sure that same application is not working on any other device.
  • Clean up your web browser’s cache and cookies
  • Disable\any browser and check if Javascript is enabled.
  • Disable any antivirus or firewall products, temporally.
  • Reset browser to default settings and restart your computer.

I hope your issue is fixed.

In case your Yahoo Mail Calendar Error Code 1111 still exists, after following the blog steps you can call on at Yahoo Customer Service Number for immediate help.

For Instantaneous Help for Yahoo Issues: Dial to Yahoo Customer Support Number:-


Reach us by dialing Yahoo Customer Care Support Number  +18558471975 anytime, to connect with the team of well-qualified and certified Yahoo Customer Support team, and avail the complete guide to fix this issue. The expert will provide you the efficient and effective services to resolve your Yahoo account technical issues or errors. Yahoo customer support service team is available 24*7 day and night to assist you with every possible solution to get your Yahoo mail account associated queries in short duration of time.

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