If you need remote support, the you'll need one of these support tools;

AnyDesk 

anydesk.com/en/free-remote-desktop-access


AnyDesk runs on all common operating systems and devices on the market without any additional charge. Apps for Windows, macOS, iOS, Android, Linux, Raspberry Pi and more.

NxOS & Linux users Quick Link:
anydesk.com/en/downloads/linux 

Chrome Remote Desktop

remotedesktop.google.com/support 


You will need to ensure that you have a google account.
Forgot your password? Reset it here

Learn more with Google's support article:
Access another computer with Chrome Remote Desktop.

NxOS & Linux users Quick Link:
Download & install the .deb package if you haven't before.
dl.google.com/linux/direct/chrome-remote-desktop_current_amd64.deb

Headless Installation:
remotedesktop.google.com/headless 

DW Service 

www.dwservice.net


DWService is an open source project which offers a service to allow access to remote systems (Windows, Mac, Linux, Raspberry...) using a standard web browser - no client-side download required! To begin a simple remote control session choose the "run only" option in the installer.

Windows quick download:
www.dwservice.net/download/dwagent_x86.exe 

NxOS & Linux users Quick Link:
www.dwservice.net/download/dwagent_x86.sh 
Assuming you save to the Downloads folder - Open a terminal (CTRL+ALT+T) and paste/enter this code:
sudo bash ~/Downloads/dwagent.sh

Headless Installation:
docs.dwservice.net/docs/site/dwservice-installation/how-do-i-install-the-agent-silently/