‘PUBG Failed to initialize STEAM’ Error I 100% Fix

Games that are bought on Steam are played via the Steam Client. If this Steam Client fails to load the game’s files properly, then the error “Failed to initialize Steam” will occur. But first, let’s get to the basic concepts and terms used in this guide.

Steam is a top-rated video game distribution service developed by Valve. Steam has a gigantic amount of games that numbers 30,000. One of the games among them is PUBG (PlayerUnknown’s Battlegrounds).

PUBG is a battle royal game that was released in late 2017. Although the game has been available on multiple platforms, the most demanding version is that of the PC because of its high skill ceiling requirement among players.

PUBG failed to Initialize Steam

Now, this guide will be about a very particular error faced by PUBG while launching. Many players around the world have been plagued by this issue. This “PUBG failed to initialize Steam” error usually occurs when Steam fails to load the game files in synchronization to the Steam cloud.

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5 Ways to Fix PUBG Failed to initialize Steam Error

This error is very annoying, especially when a user wants to just play the game. This guide will help fix this issue once and for all, and provide all the gamers around the world the peace of mind that they deserve.


Running any application or software as an administrator will provide that particular application high integrity clearance for unique features that might require additional access to the Windows files. Hence the computer will identify the software or application as trusted and allow all its data to run without any interference.

Thus, PUBG is recommended to run on administrator mode to prevent the error from showing up. To do this, follow the given steps,

  1. Open the Steam Client from the desktop shortcuts or from the Start Menu.
  2. Click on “Library” from the top bar.
  3. Go to the PUBG game icon shown on the left-side panel list.
  4. Right-click on it and then go to “Manage“.
  5. Click on “Browse Local Files” to open the folder in which the installed files of the game exist.
  6. Scroll down and navigate to the PUBG icon which usually a .exe file and often named as TsLGame.exe.
  7. Then, right-click on that file and choose the “Run as Administrator” option.
  8. Click “Yes” when the User Access Control pops up.

Now, try running the game and see how it goes. If the error still occurs, run the Steam Client on admin mode. To do this,

  1. Go to the Start Menu and search for “Steam“.
  2. Right-click on the icon of the steam client when it shows.
  3. Choose “Run as administrator“.
  4. Click “Yes” when the User Access Control pops up.

Doing this will provide administrator rights to the steam client and now run the game to check if the error is fixed.


Sometimes, simply restarting the Steam Client will do the trick. This is because the client will re-verify the installation files and sync them properly when the application is restarted. Hence, restarting steam is recommended.

To do this properly,

  1. Press Ctrl + Shift + Esc to bring up the Task Manager.
  2. Search for the Steam Client Bootstapper process that is running.
  3. Click on it and choose “End Task“.
  4. Close the Task Manager.
  5. Restart the system if possible.
  6. Re-launch Steam and run PUBG.

This should probably fix any problems that might have been caused by the Steam Client due to various issues such as connectivity or file verification.


If the installed files of a game are modified in any way, steam will show error while running the game. So to ensure that the files installed are not corrupted or un-readable by Steam, the integrity must be re-verified. This method of verifying the files will replace any corrupted files and re-install in order for Valve to identify that the files are authentic.

The process of verifying the integrity of the installed files is as given below:

  1. Run the Steam application via the Taskbar, the Desktop Shortcut icon or the Start Menu.
  2. Go to the “Library” tab, and under the Home Menu, all the games installed in a particular computer will be shown in a list format.
  3. Right, Click on the PUBG icon and select “Properties”.
  4. Click on the “LOCAL FILES” tab.
  6. The process will start and will take some time according to the game size.
  7. Once completed, the damaged or corrupted files will be re-acquired, and the process will end.

After this process ends, start the game and grant the permissions required to install the re-acquired files once more into the system.

NOTE: Internet Connection is required during this process of verifying and re-acquiring the files.


Graphics drivers should be kept up-to-date to enable complete efficiency of the systems graphics card. Updating the drivers is necessary to play games without facing any issues and not only PUBG.

To update the graphics drivers easily, follow the steps given below:

  1. Go to the Start Menu and search for “Device Manager“.
  2. Then, navigate to the Display adapters section and expand the menu.
  3. Right-click on the graphics driver available for the system.
  4. Select the “Update Driver” option.
  5. Now, choose the “Search for update software driver automatically.
  6. This will make Windows search for available updates automatically from the internet and also install them automatically.
  7. Restart the system and launch steam and then PUBG.

NOTE: Internet Connection is required to search and install any updates.

This will hopefully fix any issue caused by out-dated graphics driver software, and the game should run properly.


If all else fails, all that remains is to uninstall the Steam Client and also the game and re-install them again to make sure that the files are in order. To do this, follow these steps,


  1. Open the Steam Client from the desktop shortcuts or from the Start Menu.
  2. Click on “Library” from the top bar.
  3. Go to the PUBG game icon shown on the left-side panel list.
  4. Right-click on it and then go to “Manage“.
  5. Then, select “Uninstall” from the list of options.
  6. Press on the Uninstall option to successfully remove the files from the install directory.

NOTE: Un-installing PUBG will not delete the downloaded game files that are required for the actual installation process.


  1. Go to the Start Menu and then search for “Control Panel“.
  2. After opening the control panel, click on the Programs and Features.
  3. Scroll down and navigate to the Steam application and right-click on it.
  4. Select Uninstall.
  5. Follow the steps to complete the un-installation process.


  1. Click on the given link to go to the Steam website.


  1. Click on “Install Steam “to download the files.
  2. Open the file and follow the installation wizard to complete the installation.

NOTE: Requires internet connection to download installation files.


  1. After Steam Client re-installs, launch it.
  2. Now, try to open PUBG and follow the process to re-install the game.

This solution will definitely fix the error once and for all.

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The “PUBG failed to initialize Steam” error is very common and should not be mistaken for some kind of a complex issue. Follow through this guide step by step to fix this error forever.