TP-Link
TP-Link Archer C7: firmware security and Wi-Fi 6 replacement
The Archer C7 is popular and often still in use, but TP-Link has slowed security updates for this aging model.
- Risk level
- High risk
- Category
- Routers and network
- Last reviewed
- 2026-05-23
- Confidence
- medium
Support status
Slowed support: check the TP-Link download page to confirm the date of the latest firmware.
Typical symptoms
- No firmware update for over a year
- Admin interface reachable from WAN
- UPnP enabled by default
Fixes to try
- Download and install the latest TP-Link firmware
- Disable WAN admin access, UPnP and WPS
- Change default admin credentials