Link ((link)) — Huawei Switch Firmware Upgrade

Huawei Switch Firmware Upgrade: A Step-by-Step Guide

Upgrading the firmware on your Huawei switch is essential to ensure you have the latest features, security patches, and performance enhancements. Here's a comprehensive guide to help you through the process. huawei switch firmware upgrade link

✅ What Works Well

  1. Structured Upgrade Path – Huawei provides clear “upgrade path” documents. Skipping versions isn’t allowed; you must follow their version chain, which prevents configuration corruption.
  2. Dual Boot Banks – Most Huawei switches have two flash areas (e.g., flash:/ and flash:/backup/), allowing a fallback if the new firmware fails to load. This is a lifesaver during remote upgrades.
  3. Minimal Downtime – Using startup system-software and reloading takes 5–10 minutes. For stacked switches, ISSU (In-Service Software Upgrade) can upgrade without full outage.

Alternative: Huawei CloudEngine Fabric Insighter (For Data Center Switches)

For CloudEngine (CE) series switches, Huawei also distributes firmware through CloudEngine Fabric Insighter (CE-FI) or iMaster NCE-Fabric. In these SDN controllers, the firmware upgrade link is embedded inside the upgrade workflow. You can also download firmware directly from the Huawei eSupport portal under "CloudEngine Data Center Switches." Structured Upgrade Path – Huawei provides clear “upgrade

Step-by-Step: How to Find the Correct Upgrade Link

3. Navigate to software search

Step 4: Set the Startup System Software

You must tell the switch to use the new file for the next boot, rather than the old one. apply those as well before rebooting.

<Huawei> startup system-software flash:/S5735-V200R019C10SPC500.cc

If the switch requires a specific license or patch file associated with the system software, apply those as well before rebooting.