: For certain models, firmware may be available on the Huawei Enterprise Support Portal , though this usually requires an authorized account.
The Huawei B311221 exists in at least four hardware revisions. You cannot use a firmware file from a different variant.
If you cannot find a manual download link, force an over-the-air update:
: For certain models, firmware may be available on the Huawei Enterprise Support Portal , though this usually requires an authorized account.
The Huawei B311221 exists in at least four hardware revisions. You cannot use a firmware file from a different variant.
If you cannot find a manual download link, force an over-the-air update: