Huawei S7721u Recovery Image Verify Failed Link Link Instant

Connect the device via USB and use the feature.

If a previous working version of the software is still on the flash memory, modify the startup configuration to use the (e.g., flash:/old_version.cc ) and reboot. Reload System Software via FTP/TFTP huawei s7721u recovery image verify failed link

When a Huawei S7721U device boots into recovery mode (often to restore a corrupted system or apply firmware), it performs an integrity check—typically an MD5, SHA, or digital signature verification—on the uploaded recovery image. If the image fails this check, the device aborts the recovery process and displays: Connect the device via USB and use the feature

When you try to flash a firmware file (e.g., via the bootloader or web recovery page), the device checks: the device checks: