RDP disconnecting

Hi,

I am having problem with RDP connections. They disconnect after 30 minutes. I cannot find any 30 minutes in the configuration. Do you have any idea how to solve this?

From the log file:

Connection

[2022-05-17 15:05:09.517] N/WebUIProc/WebUIModule (1/1) [RDP] start up "..."
[2022-05-17 15:05:09.522] N/WebUIProc/WebUIModule (1/1) [RDP] connecting to "..."
[2022-05-17 15:05:09.873] N/wvd /AVD (37421/37421) [RDP] set key layout 0x41d
[2022-05-17 15:05:10.309] N/wvd /AVD (37421/35851) [RDP] connected
[2022-05-17 15:05:10.345] N/wvd /AVD (37421/35851) AVD H264/AVC has been bypassed

Disconnection
[2022-05-17 15:35:15.067] N/system_daemon /system (588/35913) Suspending...
[2022-05-17 15:35:15.099] N/WebUIProc/WebUIModule (1/1) [RDP] disconnect "..."

Wyse 3040 ThinOS 9.1.6108, WMS 3.6.1

Thanks