@Julian2111 Not sure if it is the switch or the new firmware for the windows controller [6.2.0.17] because after around 2 days uptime the switch starts to disconnect from the controller and readopt,...

@Vincent-TP For the new pre release 1.20.21 on my SG3428X-M2 V1.2 I noticed it fixes the issue of airplay being longer possible across VLANs but now my devices like my server that is running 24/7 or...

@ZoloNN That would be great!

Hi @Vincent-TP No problem! Glad to help!

@Hank21 I've seen it and replied to it already, Thank you so far!

@Vincent-TP For the SG3428X-M2 it already happened with firmware 1.20.18 This is the error message, translated: "An error occurred. Please try again later or contact our technical support."