R5020 devices running RobustOS 3.1.x cannot be upgraded directly to RobustOS 5.x in all cases. Devices running firmware versions earlier than v3.1.8 must first be upgraded to v3.1.8 before upgrading to RobustOS 5.x.
Current Firmware Version | Required Intermediate Version | Target Version |
3.1.0 ~ 3.1.7 | 3.1.8 | 5.x |
3.1.8 and later | Not Required | 5.x |
Navigate to:
Dashboard → Status
Verify the current firmware version.
If the device is running a firmware version earlier than v3.1.8, upgrade to v3.1.8 first.
Firmware File:
3.1.8
After the device has been upgraded to v3.1.8 or later, perform the standard upgrade procedure to RobustOS 5.x.