and close other overlay software like MSI Afterburner or Discord. Steam Deck Specific Fixes Change Proton Version : Select the gear icon on the game page, go to Properties > Compatibility
Your public links are automatically deleted after 13 months. If you delete a link, you'll still have access to the thread in your AI Mode history. Learn more Delete all public links? shadow of the tomb raider failed to initialize steam fixed
For persistent issues, some users have had luck by opting into an older, stable build of the game, such as "build 453". and close other overlay software like MSI Afterburner
: Ensure both the game executable and Steam are added as exceptions in your Windows Defender Firewall or third-party antivirus. Learn more Delete all public links
Shadow of the Tomb Raider has a known issue where the launcher fails to detect that Steam is already running. This often happens after a Steam update, a Windows update, or if the game files are moved. Most users instinctively try to "Verify Integrity of Game Files," but this rarely solves the specific initialization error.
Right-click your desktop shortcut and select Properties . Navigate to the Compatibility tab. Check the box next to Run this program as an administrator . Click Apply and then OK .