Full-upgrade-package-dten.zip __full__

with USB Stick 2, then USB Stick 3.

Yes, for incremental OTA updates (e.g., 3.2.1 → 3.2.2). But full-upgrade-package-dten.zip is too large and risks corruption over wireless. USB is mandatory for major version upgrades. Full-upgrade-package-dten.zip

: Obtain the latest "Full-upgrade-package-dten.zip" from the official DTEN Support Portal. with USB Stick 2, then USB Stick 3

Full Upgrade Package – DTEN (dten.zip) with USB Stick 2