Can't publish apps

Hi, I can't deploy apps to my app and on Environment Health Problems I have "Deployment service is down in front-end SERVER." message. How should I restart/turn on the server?
Thank you.
Hi Mykola,
Sorry for the inconvenience. Let us give a look at what's going on and get back to you...
Hi Mario.
All is back to normal state.
Thak you.