Firmware Honor 90 Verified -

# Extract certificate from zip unzip update.zip META-INF/com/update_cert # Expected fingerprint (example) openssl x509 -in update_cert -noout -fingerprint # Should match: 9A:3B:4C:5D:... (Honor release key)

Firmware Regional Codes (C431 = Europe, C636 = Asia-Pacific, C10 = Russia) are not interchangeable. Installing the wrong region firmware can brick your HONOR 90. Firmware HONOR 90

MagicOS (e.g., v7.1.0.129, v8.0, or v9.0.0.168 in certain regions). Hardware Compatibility: The HONOR 90 typically uses a Qualcomm Snapdragon 7 Gen 1 Accelerated Edition # Extract certificate from zip unzip update