Use the official MiFlash Tool for flashing official fastboot ROMs.
What specific are you trying to fix (e.g., forgotten Mi Account, bootloop, flashing firmware)? Once I know this, I can suggest the safest tool and method. xiaomi-pro-tool-v6-4-4-latest-version-free-download
Use the Mi Unlock Tool from the official Xiaomi website to unlock your device legally. Use the official MiFlash Tool for flashing official
Using unauthorized versions can permanently damage (brick) your phone or compromise your personal data [2]. Safe Alternatives forgotten Mi Account
"Free download" versions of paid or professional tools like this often come from unverified, third-party sources. Such files are frequently packaged with malware, trojans, or ransomware [1, 2]. About Xiaomi Pro Tool