How To Fix Unable to Initialize SteamAPI Error in Windows 11,10,8 & 7?
Method 1: Run Steam Application as an administrator
Step 1: First of all, Press Ctrl+ Alt+ Del and Open the Task Manager.
Step 2: Navigate to the Processes Tab, Right-click on the Steam Client Bootstrapper & Steam Client Service, and Click End Task Option to Close the Background Process.
Step 3: Goto Your Desktop and Right-click on the Steam Application and Click on the option “Run it as Administrator” to Run the Steam Application with administrative privileges.
(or)
If you want Steam to always run as an administrator, follow these additional steps:
Step 1: Right-click on the Steam Application icon and Select Properties Option.
Step 2: Navigate to the Compatibility tab. Under Settings, You Can See the Option Run this program as an administrator. Check or Select the Option to Enable it.
Step 3: Click on the Apply Option, then OK to save changes.
This Will Fix the Error Most of the Time.
Method 2: Allow Steam Application through the Firewall
Step 1:
Step 2:
Method 3: Uninstall & Re-Install or Update Steam
Uninstall the Previous Steam Game Launcher and Download the Latest Version of Steam Game Launcher from their Official Site.
Steam Software – https://store.steampowered.com/about
*Note – Always Try to Update the Launcher to Latest Version.
Method 4: Verifying the Game Integrity
Step 1: Go to Steam and Navigate to Games Section In Library and Right Click on the PUBG and Select Properties.
Step 2: Navigate to the Local files Tab and Click on the Verify Integrity of Game Files.
Step 3: After Verifying, Restart the Steam Client.
Method 5: Leave the Steam Beta Program.
Step 1: First of all Go to Settings and Click on the Account Option.
Step 2: Now Click on the Change Button Under Beta Participation.
Step 3: Now Select the Option “NONE- Opt-out of all beta programs” and Press Ok.
Restart the Steam.
In Steam go to: Settings – Account – Beta participation – Select the Steam Beta Update.
Steam will then restart and update (should only take a few minutes). After that you should be good to go.
Method 6:
I fixed this just buy clearing download cache.
For those who don’t know how to get there its in the top left corner of the steam client click steam->settings->downloads and its at the bottom.
Method 6: Disable Auto-Containment on Comodo Application
If You’re Using Comodo Services, You Need to Disable the Auto Containment Option.
In Order to disable Auto-Containment in Comodo Internet Security, Comodo Antivirus, or Comodo Firewall, follow these steps:
Step 1: Double-click on the Comodo Shortcut Icon to Launch the Comodo application on your computer.
Step 2: On the main window of the Comodo application, you need to look for the Settings option which usually appears at the top left or right corner, and click on it.
Step 3: A New Advanced Settings Window will appear. On the Left Side Panel, You Can see a lot of Options. Navigate to the Containment Settings and Click on the Auto-Containment Option.
Step 4: In the Auto-Containment section, you’ll see either a button, switch, or checkbox named Enable Auto-Containment. Uncheck or switch this option off to disable it.
Step 5: Now Press the OK Button to Save the Settings and Restart your PC.
