Instead of /system backup save , run:
The honest answer: . The .backup file is not designed for human readability. It is designed for restoration onto a RouterOS device. open mikrotik backup file
However, a common frustration is that you a .backup file to open it on a Windows or Mac computer. They are binary, encrypted, and RouterOS-specific. Instead of /system backup save , run: The honest answer:
Or via WinBox: System → Backup → Load Backup. Instead of /system backup save
⚠️ : A .backup file is not for editing. For editing individual lines of configuration, use an .rsc script (exported via /export ). The .backup is for full system restoration.