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How to Update Software in Huawei HG255S (2021 Guide): Step-by-Step Firmware Upgrade

Published: 2021 Update

TFTP Recovery Method (If Web Interface is Broken):

If your router is stuck in a boot loop, you may need the TFTP method: update+software+in+huawei+hg255s+2021

Choose to either execute a manual online update or toggle Auto-update on. ⚠️ Important Execution Safeguards How to Update Software in Huawei HG255S (2021

Do Not Power Off: Never turn off the router during an update; doing so can "brick" the device (make it unusable). Up-to-date Linux kernel (5

Benefits of OpenWrt in 2021:

  • Up-to-date Linux kernel (5.4+) – Patches for KRACK, FragAttacks, etc.
  • SQM QoS – Bufferbloat mitigation.
  • Adblock, VPN (WireGuard/OpenVPN), and IPv6 full support.
  • Active community – You can still get security updates.
  • If updating the firmware does not resolve your issues or you were experiencing problems, consider resetting the router to its factory default settings. Be aware that this will erase all your current settings.

9. Alternatives If No Update is Available (2021)

Realistically, most ISPs stopped updating the HG255S after 2017-2018. In 2021, here are your best options: