C500 (V2.6)

Key dates

Release

By September 2024 at the latest

The maker gives no launch date. This is the month of the first update: the launch was in it or before.

Last update

August 25, 2026 · version 1.3.5 Build 260810

End of support

No end date

Estimated end

February 2028 · estimate

Marked “Likely ended (estimate)” if no update by then

Firmware updates

Updates I found on the maker’s pages, from September 2024 to August 2026. I read the notes of 13 of these updates and found security changes in 7.

2026-08-25

1.3.5 Build 260810 Security, bug fixes

2026-08-11

1.3.4 Build 260731 Security

2026-06-05

1.3.3 Build 260423 Security, bug fixes, new features or improvements

2026-04-09

1.3.2 Build 260309 Security

2026-02-25

1.3.1 Build 260106 New features or improvements

Sources

• TP-Link (opens in a new tab) Firmware downloadslast verified October 15, 2026
• Vulnerability data: vendor security bulletins, CISA Known Exploited Vulnerabilities catalog, NVD, FIRST EPSSas of November 13, 2026 · Data sources