Dx80.ce8.2.0-syn213b.rel.pkg Repack
Set the Source to "Remote Filesystem" or "Local DVD/CD" depending on your staging area.
The file name follows standard Cisco firmware nomenclature, which breaks down into specific technical attributes: looking for dx80.ce8.2.0-syn213B.rel.pkg - Cisco Community
This file is no longer officially distributed by Cisco for typical use. As noted in a prominent Cisco Community post: "Due to critical security issue in the software (CVE-2020-3143) all the older software loads have been deferred and are no longer available".
Summary
If your DX80 is currently running a newer version (like CE9), you must first downgrade it to a CE8.2.x release before the conversion package can be applied. dx80.ce8.2.0-syn213b.rel.pkg
This package introduces a Secure Delta Update Mechanism to the device firmware. Instead of replacing the entire operating system image, this feature allows the dx80 device to download and apply only the binary differences (deltas) between the current version and the new syn213b release.
After conversion, the DX80 can still be used as a secondary PC monitor by connecting an HDMI cable to the PC port and tapping the screen to switch views.
: The file is typically uploaded via the device's web maintenance menu or through Cisco Unified Communications Manager (CUCM). Current Availability and Issues
As reported by users, this release may be marked as "deferred" or "removed," which is why it is not directly available, as mentioned in this Reddit post. Set the Source to "Remote Filesystem" or "Local
Re: Downgrade DX80 from CE8.3.1 to Android - Cisco Community
When performing the conversion via the device's web interface or Cisco Unified Communications Manager (CUCM)
desktop collaboration endpoint from Cisco's Collaboration Endpoint (CE) software back to its original Android-based operating system Executive Summary
Always check the SHA256/MD5 checksum of the .pkg file to ensure it was not corrupted during transfer. Summary If your DX80 is currently running a
: Because it is deferred, it is no longer on the Cisco Software Download page. Most users now rely on community archives or contacting Cisco TAC with a valid service contract. DX80 downgrade from CE to Android: Help ! - Cisco Community
In most cases, IT teams seek out dx80.ce8.2.0-syn213b.rel.pkg because it is a "known good" release for specific legacy environments. While Cisco has since released CE9 and RoomOS, some organizations remain on CE8 due to:
shipped with an Android-based OS. In late 2016, Cisco transitioned the device to the CE software platform to align it with their other TelePresence products, such as the SX and MX series. While CE offered improved stability and a more video-centric interface, some users preferred the Android OS for its ability to run third-party applications and provide local web browsing. The Conversion Process