Retevis RT73 firmware `v20251121`

Retevis · Released Nov 21, 2025 · First seen Sep 12, 2026

v20251121 is the latest firmware for the Retevis RT73, released November 21, 2025.

What's in this update

Release notes not published by vendor — see official page. Check Retevis's website for the full details of what this update changes.

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