Then choose to kill all Steam-related processes in Task Manager. Right click the Windows taskbar to open Task Manager. Then click Exit to exit Steam completely. Click the Steam option at the top of the main interface. Choose the NONE – Opt out of all beta programs option from the drop-down menu and click OK.

Then click Change under the Beta participation section. Click the Steam option at the top and then choose Settings. So you should follow the steps below to opt out of Steam Beta completely.

As you know, Steam Beta users receive the news updates ahead of time but some features have bugs, which could lead to error like “Unable to Initialize Steam API”. If you are using the Steam Beta client, the Steam API not initialized error could appear. After that, you can check if the error “Unable to Initialize Steam API” gets fixed. At last, click OK and restart your computer. Find the problematic game’s entry form the list and then check the boxes for Private and Public networks. Click on the Allow an app or feature through Windows Firewall option from the left of the pane. Then locate to Windows Defender Firewall and click on it. Set View by Large icons on the upper right corner. Type Control in the Windows 10 Cortana search box and click the best match Control Panel to open it. You can follow the steps below to make an exception for the game’s executable.

Allow the Game's Executable in the Firewallįirewall may block the game’s executable from connecting to the internet properly and give rise to “Unable to Initialize Steam API” error. The following will show you detailed steps. If don't know how to fix “Unable to Initialize Steam API” error on your PC, you can try the fixes mentioned in this post.

This article has summarized some effective fixes to the Steam error. The reasons for “Unable to Initialize Steam API” Steam error can be various, such as Firewall blocking the game’s executable from connecting to the Internet, Comodo Internet Security putting the game on the Auto-Containment list and so on. The error “ Unable to Initialize Steam API” can occur after you launch any game in the Steam library, which prevents the user from starting the game and cause inconvenience. Allow the Game's Executable in the Firewall

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