In operating system updates they always try to correct errors. If we want to know what is new and what corrections each update brings, we can check the changelogs on the mikrotik page https://mikrotik.com/download/changelogs

MikroTik regularly updates its RouterOS software to address security issues, bugs and improve overall functionality.

Security Updates and Patches

MikroTik is proactive in releasing security updates and patches for RouterOS, and it is important to install these updates to protect devices from known vulnerabilities and performance issues. Security patches are typically released shortly after a vulnerability is discovered.

How to Verify

1. Check the Changelog: MikroTik maintains a detailed changelog for each new version of RouterOS that includes information about fixes made and new features. You can check the changelog on the official MikroTik website to see if a specific bug has been fixed.
2. Forums and Community: The MikroTik forums and other technical forums are a good resource to learn about other users' experiences and to see if they have encountered and/or fixed similar problems.
3. Technical support: If you have an active license and need a specific answer on a technical issue, contacting MikroTik technical support can provide you with a direct and up-to-date answer.

If you have more details about the specific bug or RouterOS version you're concerned about, I can provide you with a more precise answer or help you verify if the issue has been resolved in recent updates.