Would you like a shorter version for posting online or a version tailored to a specific platform (Amazon, Reddit, etc.)?
Based on the specific phrasing "1028" and "mega upd," this almost certainly refers to the (often associated with the "028" build number in the About screen) or a specific beta/final release from October (10/28). davinci 1028 mega upd
daVinci 1028 mega upd, firmware update, large format printer, DaVinci 1028 troubleshooting, mega upd error codes, printer calibration after update. Would you like a shorter version for posting
Even with careful execution, errors happen. Here is a quick reference: large format printer