Make sure the printer firmware is updated too. Older firmware + new OS (Windows 10/11) can cause “driver 27” issues.
Hope this helps someone else facing the same problem!
Here’s a sample post you can use for a forum, social media, or internal company notice regarding the (likely referring to an error code or driver version). Title: Kyocera Taskalfa 1800 – Driver Error 27 Fix
Hi everyone,
I ran into an issue with a showing error 27 when trying to print (or install the driver).