Instead of the previously stated error message, they are just shown an “An unknown error occurred” error message. Now, solving an error as such can be really tiresome and difficult as the issue can be caused by so many different factors. Thus, due to this very reason, there are various different ways that you can actually solve the error, so pinpointing the exact cause becomes hard. Nonetheless, we have put together a list of the potential causes that are often the culprits behind such error messages that we will mention below. So, without further ado, let us get started: Now that we have gone through the potential causes of the issue, let us get into the different solutions that you can implement to fix the issue. As we have mentioned before, this problem can be caused by a lot of different reasons so make sure to go through all of the listed methods to get your problem fixed quickly.
Method 1: Exit Apps and Reboot your Mac
In some of the cases, the issue can be caused by the applications that you are running in the background. In such a case, you can easily resolve the issue by either closing all the running applications by hitting the CMD + Q keys. This closes the active app so you will have to do it for all the apps. Once you have closed all the applications, you can try to login again to see if it works. In case that doesn’t pan out for you, you should restart your Mac and then try to sign in once you have logged into your Desktop. This has worked for various other users and it might just do the job for you as well.
Method 2: Delete Keychains
As it turns out, Keychain is basically a password management system that has been developed and implemented by Apple for macOS. What it actually does it stores various types of data which consist of passwords, certificates, private keys, and more. In some cases, the reason that you are not able to sign in to iCloud could be caused by the Keychains stored on your Mac, thus, you will have to delete them. This is completely safe to do and won’t have any repercussions. Before we begin, however, doing this will delete all of your passwords so it is worth the while to write down any passwords that you don’t remember. Otherwise, you will have to reset them later on. With that said, follow the instructions down below to delete the keychains.
Method 3: Check Date and Time
Having an incorrect date and time on your Mac can cause several issues with your online activity. Often servers reject connections because of incorrect date and time settings. This is what could be happening in your case as well. Thus, if your time or date is incorrectly set, make sure you rectify them and then try again. To change the date and time on your Mac, just go to Apple > System Preferences > Date and Time. From there, you will be able to change the settings.
Method 4: Delete iCloud Configuration Files
Another thing that could be causing the issue to appear could the configuration files of iCloud on your Mac machine. As we have mentioned before, in some cases, the configuration files might get damaged due to which you are not able to sign in to your iCloud account properly. This has been reported as working by other users who were facing a similar issue. Follow the instructions below to delete the config files:
Method 4: Uncheck iCloud Services
Finally, if the above methods do not work out for you, there’s one more final thing that you can try. This will most probably fix your issue. It was reported by a user for who the above methods didn’t pan out. What you have to do is uncheck the iCloud services from the system preferences and then sign out. Once you have done that, sign back in and you should be good to go. To uncheck the services, make your way to Apple > System Preferences. Then, in the system preferences window, just go to iCloud settings and you will be able to see a list of the available services. Uncheck all of them, sign out. Finally, sign back in.
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