keymapping keyboard

Hello, we need to access a Windows machine via VNC using RealVNC's VNC Viewer from Mac. Apparently the VNC-keymap is en_US but we would like to have de_DE. In VMware this can be configured but I haven't found anything regarding Proxmox. en_US wouldn't be such a problem but e. g. the shift-key...

Hello all, I am struggling with a keymap problem. Using the default HTML5 VNC Terminal connecting to a CentOS7 client, the arrow keys of my keyboard produce A, B, C en D characters. At least in vi and vim. The up and down keys do work for navigating thru previous terminal commands though...