Improved reliability for devices upgrading from much older versions (v6.41.4 or earlier).
To ensure a secure installation, always use the Official MikroTik Download Page . Mikrotik 6.48.6 Download
If your router lacks internet access, you can download the .npk files manually: MikroTikhttps://mikrotik.com Changelogs - MikroTik · Downloads Improved reliability for devices upgrading from much older
Introduced a dedicated "upgrade" channel to facilitate smoother transitions between major RouterOS versions. Mikrotik 6.48.6 Download
Enhanced stability when processing specific SCEP (Simple Certificate Enrollment Protocol) messages.