CCleaner Pro Update Issues: A Common Occurrence?

As a user of CCleaner Pro, you may have experienced issues with updating the software in the past. In this article, we will delve into the common causes and potential solutions to these update problems.

One possible explanation for the error is that two installer instances are running simultaneously, resulting in a file writing clash. This issue is more likely to occur on Windows 10, although it's unclear if the same problem affects Windows 11 users as well.

To resolve this issue, try updating CCleaner Pro again and see if the problem persists. If you encounter an error message during the update process, open CCleaner Pro and check for updates once more. In most cases, the software will still be updated despite the initial error.

It's also worth noting that users who normally download a new installer from the builds page and use it instead of relying on the built-in update function may experience fewer issues with updating CCleaner Pro.

In summary, the error message 'CCleaner Pro has encountered an unexpected error' is likely due to two installer instances running simultaneously, resulting in a file writing clash. By opening CCleaner Pro and checking for updates again, users can usually resolve this issue and continue using their updated software without any problems.

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