Firmware Regional Codes (C431 = Europe, C636 = Asia-Pacific, C10 = Russia) are not interchangeable. Installing the wrong region firmware can brick your HONOR 90.
If eRecovery says the firmware info cannot be retrieved, the HONOR authorization servers might temporarily lack the specific package for your sub-model. Try updating via HONOR Suite instead.
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
This is the safest method to install firmware without losing your personal data. Open on your HONOR 90. Scroll down and tap System & updates . Select Software update . Tap Check for updates . If available, tap Download and install . Ensure your battery is above 50% and connected to Wi-Fi. Method 2: Manual Update via dload Mode (Recovery)
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