To let others know when you’re out of office or on vacation, you can create a vacation responder in Gmail. When someone sends you a message, they receive an automatic reply.
Send an automatic reply when you're out of office - Google Help
Chrome constantly signing me out. My profile is constantly being signed out of Chrome. I will open it and see I'm not signed in, I will re-sign myself back in, then close Chrome, and the next time I open it I am signed out again.
Sign out of your Google Account from Chrome On your computer, open Chrome. At the top right, select Profile