[Solved] BG3 Disk Write Error on Steam

[Solved] BG3 Disk Write Error on Steam

Baldur’s Gate 3 is a highly anticipated game, and encountering a disk write error on Steam can be frustrating. This issue can manifest when attempting to download updates or install the game. Here’s a simple guide to help you address the Baldur’s Gate 3 disk write error on Steam.

[Solved] BG3 Disk Write Error on Steam

What is BG3 Disk Write Error

The disk write error in Baldur’s Gate 3 usually occurs when Steam is unable to write or update files on the storage drive. This can be due to various reasons, including corrupted files, insufficient permissions, or issues with the storage drive.

Steps to Fix Baldur’s Gate 3 Disk Write Error

Follow these steps to troubleshoot and resolve the disk write error on Steam for Baldur’s Gate 3:

Run Steam as Administrator

  1. Close Steam:
    • Ensure Steam is completely closed.
  2. Run as Administrator:
    • Right-click on the Steam shortcut and select “Run as administrator.”
    • Confirm any prompts that appear.
  3. Try Updating Baldur’s Gate 3:
    • Open Steam and attempt to update or install Baldur’s Gate 3.

Verify File Integrity

  1. Open Steam Library:
    • In Steam, go to your library.
  2. Access Game Properties:
    • Right-click on Baldur’s Gate 3 and select “Properties.”
  3. Verify Integrity:
    • Navigate to the “Local Files” tab.
    • Click on “Verify Integrity of Game Files.”

Check Disk for Errors

  1. Open Command Prompt as Administrator:
    • Search for “Command Prompt” in the Start menu.
    • Right-click and choose “Run as administrator.”
  2. Run CHKDSK:
    • Type chkdsk /f and press Enter.
    • Confirm the action and restart your computer.

Clear Steam Download Cache

  1. Open Steam Settings:
    • In Steam, go to “Steam” in the top-left corner and select “Settings.”
  2. Clear Download Cache:
    • Navigate to the “Downloads” tab.
    • Click on “Clear Download Cache” and confirm.

Check Storage Space

  1. Ensure Adequate Storage:
    • Confirm that there is sufficient space on the drive where Baldur’s Gate 3 is installed.
  2. Free Up Space:
    • If needed, consider removing unnecessary files to free up space.

Reinstall Steam

  1. Backup Game Files:
    • Before uninstalling Steam, ensure you have backup copies of your important game files.
  2. Uninstall Steam:
    • Uninstall Steam from your computer.
  3. Reinstall Steam:
    • Download and reinstall Steam from the official website.


By following these steps, you can often resolve the disk write error for Baldur’s Gate 3 on Steam. If the issue persists, consider reaching out to Steam support for further assistance. Remember to back up essential files before making significant changes to your Steam installation.

Masab Farooque is a Tech Geek, Writer, and Founder at The Panther Tech. He is also a lead game developer at 10StaticStudios. When he is not writing, he is mostly playing video games