If you want, I can:

To secure your device or improve performance, follow these steps to update your Tenda AC8: CVE-2026-2203: Tenda AC8 Buffer Overflow Vulnerability

If you are experiencing dropouts or need to update, follow this procedure.

However, if a major vulnerability (like the critical remote code execution flaws found in 2024 affecting many SOHO routers) is discovered, Tenda usually releases a final patch. As of 2025, the latest stable versions are:

If you found this guide helpful, bookmark the official Tenda download page and check it bi-annually. A simple five-minute firmware upgrade today could save you from a cybersecurity headache tomorrow.