
Your computer’s NIC or Network Interface Card may not be working right, or if you’re on a laptop, the wireless card may be damaged or malfunctioning. Your computer’s internet functionality should also be considered when Steam can’t suddenly go online. You can also opt to go official by using Steam’s own server status page. You can also use third party site like to check if there’s an on-going outage for Steam. Try checking news outlets for a possible server outage for Steam services. In some other cases, the problem may have something to do with server-side issues. To see if that’s the case, you should try to refresh the system or the application in question by restarting it. If left running for an extended period, an application or your computer may develop a minor bug.
