RT-AC88U-E673

Cause

Satellite firmware version mismatch with router

Fix Steps

1. Restart all mesh nodes starting with the main router
2. Ensure satellite nodes are within optimal range (30-50 feet)
3. Check all nodes have same firmware version
4. Re-sync satellite nodes through the router's mesh management page

Related Errors

• Covr3878 – D-Link Covr3878 Mesh Network Error
• R1038-10 – Netgear R1038-10 Mesh Network Error
• WS-5862 – Cisco WS-5862 Mesh Network Error
• WRT7963 – Linksys WRT7963 Mesh Network Error