Dx80.ce8.2.0-syn213b.rel.pkg -

Note: If you are encountering issues, some users have reported that the converter specifically requires an intermediate step through s52040ce8_2_2.pkg before accepting the syn213b file, as seen in this Reddit thread. Finding and Using the Firmware

Are you experiencing a during the file upload?

Browse and select the downloaded dx80.ce8.2.0-syn213b.rel.pkg file. Set the Directory path to / (the root TFTP directory). dx80.ce8.2.0-syn213b.rel.pkg

If a conversion is not possible, many users accept running the device on the CE (RoomOS) firmware, which is excellent for Webex-focused environments, though it lacks the Android app ecosystem.

Direct upgrade supported from CE8.x variants; older Android/DX OS may require an intermediate step. Deployment and Installation Guide Note: If you are encountering issues, some users

: In many Cisco Unified Communications Manager (CUCM) environments, a corresponding .cop.sgn file (typically cmterm-ce820-synergy213b.cop.sgn ) is also required for the transition. Important Considerations

Serves as a "synergy" transition file to facilitate a OS-level downgrade for the Cisco DX80 Target Device: Cisco DX80 Deferred by Cisco Set the Directory path to / (the root TFTP directory)

If successful, the device will boot into the Android interface, which can then be further updated to a stable Android build.

A simplified, touch-based UI consistent with larger room systems, making it easier for users to transition between their desks and conference rooms.