I’ve been printing without issue on my A350 for months but just upgraded to 4.3.0 and now Luban can’t connect. The Snapmaker is definitely on the wifi and I’ve tried to reconnect manually with it’s IP but I keep getting the same thing: “Failed to connect, invalid authentication” It doesn’t even th…

Yes, just roll back to an older version. I’m on mac, so don’t know if it’s different on a pc, but I always keep the older version and just add the version to the name. You’ll find that SM more often than not releases versions of Luban that have just as many bugs as the older ones. Just different on…

"Failed to connect, invalid authentication" after Luban 4.3.0 upgrade

Snapmaker 2.0

Melitta_Snapmaker July 25, 2022, 2:47am 6

In this post, you can download the older firmware versions:

In this post, you can download the older Luban versions:

Topic		Replies	Views
Wifi link from computer to Snapmaker Snapmaker Luban	15	1463	August 2, 2022
Error when Luban try to connect to my Snapmaker Snapmaker Luban	1	598	July 29, 2022
Luban 4.4.0 not connecting Snapmaker Luban	38	4370	May 29, 2024
Luban freezes while connecting to snapmaker Snapmaker 2.0	6	34	January 8, 2025
Wifi Connection Problems Snapmaker Luban	7	2251	April 25, 2021

"Failed to connect, invalid authentication" after Luban 4.3.0 upgrade

Related topics