To reinstall your Steam client:ġ) Download a new Steam installer from its official website.Ģ) Open the installer you have just downloaded. Reinstalling your Steam client can help you fix issues with the Steam files or operating system compatibility problems. To restart your network devices:ġ) Shut down your computer, then your modem and router.Ģ) Unplug the power cables from the modem and the router.ĥ) Start your modem and router and wait until they are fully on.Ħ) Power on your computer and check if your Steam won’t open issue is resolved. You can restart your network devices to reset and put them back in a normal state. Your network devices, like your modem and router, have got corruption issues.Īnd these issues can stop your Steam client from running without noticing you. You may not be able to open your Steam client because of the bad network status. You can try restarting your computer to get rid of these issues. Or maybe the state or the cache of your computer are interfering with your client. There may be tiny problems with the programs or processes on your operating system that stop your Steam client from opening. You need to end all the Steam tasks on both tabs if on Windows 7.ģ) Launch your Steam client and see if it opens. But on Windows 7, they are displayed on the different tabs, Applications and Processes. * Tasks, including applications and processes, can be found on the same Processes tab in Windows 10‘s Task Manager. To do so:ġ) Right-click any empty space of the taskbar and then click Task Manager or Start Task Manager.Ģ) End all the running Steam tasks* (right-click a task and click End task or End processes). To open your Steam client normally in these cases, you should end all tasks of Steam in Task Manager before launching it. So when you launch Steam later, your operating system thinks the same processes have already been running and refuse to launch the client. Sometimes your Steam client hasn’t shut down completely, and its processes or tasks are still running in the background. Method 1: Close all the Steam tasks in the background Method 8: Restore your computer from a restore point.Method 6: Temporarily disable your antivirus software.

Method 5: Update your operating system and drivers.

Method 1: Close all the Steam tasks in the background.

Download steam for pc windows 10