Troubleshooting iCloud Sync Issues on Windows

If you’ve recently come across the iCloud ‘Attention Required’ error on your Windows PC, it can be a source of frustration. Fortunately, you’re in the right place to get it sorted out. Typically, this error occurs after trying to sync iCloud data with Windows 10 apps like Calendar, People, or Mail, and can persist despite several password reentries. We’ll guide you through resolving this issue in an easy-to-follow manner. This guide has been updated to ensure it’s current, including compatibility with the latest Windows updates and Apple’s security requirements.

Understanding iCloud ‘Attention Required’ Error on Windows

Encountering the ‘Attention Required’ error message can interrupt your workflow, but it often occurs for a reason. Apple has heightened its security measures, necessitating two-factor authentication for third-party apps that access iCloud. This additional layer of security helps protect your data but requires a few extra steps to ensure everything works smoothly.

Activating Two-Factor Authentication for Apple ID

To resolve the syncing issue, enable two-factor authentication for your Apple ID. Visit the Apple ID management page at and navigate to the ‘Security’ section. Here, you’ll find the option to toggle two-factor authentication on or off. Make sure it’s enabled before moving on to the password generation step.

Generating Application-Specific Passwords

In the same ‘Security’ tab where you enabled two-factor authentication, look for ‘App-Specific Passwords.’ Choose ‘Generate Password’ to create a unique password that you’ll use instead of your Apple ID password for syncing with non-Apple apps.

Creating Password Labels for Easy Management

For organizational purposes, label each app-specific password with the corresponding application’s name (such as ‘Windows Calendar’). After typing in the label, select ‘Create’ to produce your application-specific password. Remember to note it down immediately, as you won’t have the chance to view it again later.

Utilizing the ‘Repair Account’ Feature

After completing the steps above, open the app on your Windows PC that’s displaying the sync error. You should see a message indicating a sync failure. Look for the ‘Repair Account’ option next to the message and use it to enter the newly generated app-specific password. Once you save it, the application should successfully sync with your iCloud account.

Conclusion: Fixing iCloud Sync Errors in Windows

Wrapping up, the iCloud ‘Attention Required’ error in Windows is a manageable hiccup once you understand the importance of two-factor authentication and the use of app-specific passwords. By following these steps, you can restore harmony between your iCloud services and Windows applications, leading to a smoother and more secure digital experience.


Q: What is two-factor authentication and why do I need it for iCloud on Windows?

A: Two-factor authentication adds an extra layer of security by requiring two forms of identification to access your account. For iCloud on Windows, it’s necessary because it ensures that only you can access your data on third-party apps, protecting your personal information.

Q: Why can’t I see my app-specific password again after creating it?

A: Apple’s security protocol only shows the app-specific password once to ensure it’s not stored in a location where others could potentially access it. It’s crucial to note it down immediately for future use.

This updated content ensures that you are provided with the latest solutions to common iCloud syncing problems on Windows, enhancing both user experience and security.

Editorial Staff
Editorial Staff
The Bollyinside editorial staff is made up of tech experts with more than 10 years of experience Led by Sumit Chauhan. We started in 2014 and now Bollyinside is a leading tech resource, offering everything from product reviews and tech guides to marketing tips. Think of us as your go-to tech encyclopedia!


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