Huawei S7721u Recovery Image Verify Failed Link Here

During power-on, press to enter the BootROM interface. Then run:

Modern Huawei devices employ .

Disabling verification should only be a last resort; re-enable it after successful recovery. huawei s7721u recovery image verify failed link

It sounds like you’re dealing with a (likely an ONT/optical modem/router) where the recovery image verification fails, possibly during a firmware upgrade or recovery attempt. During power-on, press to enter the BootROM interface