09-21-2026 01:06 PM
Printer Firmware Updater (Mac) for TS9500a series Ver.4.032 has appeared as a download for the TS9520 printer.
I have downloaded and followed the instructions to install. I am using a Mac Neo with MacOS27 installed utilizing a USB-C to USB-B cable.
Current firmware is 1.110
Update firmware is 4.032
Following instructions, this is the message I get.
An error occurred during the printer function update.
The printer function update has not been completed.
Check that the printer and the PC are connected correctly with a USB cable.
Then restart the utility.
You cannot update your printer using a utility downloaded from a website in a different country or region from where your printer was purchased.
Download the utility from the website of the country or region where the printer was purchased, and use this to update your printer.
Should this firmware even be posted? Please help.
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