6 Powerful Fixes for Dota 2 Disk Write Error on PC

Dota 2 runs stably, but occasionally disk write errors occur when updating. This article provides several solutions to help you update the game smoothly.

Dota 2 disk write error (Windows 10/11)

Dota 2 is so popular, but there are also some annoying glitches and bugs. Disk write errors are one of the most common errors when downloading, installing, or updating Dota 2. If this error occurs during your Dota 2 update, try the following solution: Restart your computer and router, and then do the following.

How to fix Dota 2 disk write errors?

Method 1: Check for disk errors

A disk write error may be caused by a hard drive error. Please check the hard drive first:

1. Open File Explorer and enter this computer .
2. Right-click the drive where Dota 2 is installed and select Properties .
3. Under the Tools tab, click Check .

Method 2: Check or disable antivirus software

Sometimes, antivirus software may prevent game files from being updated, resulting in Dota 2 disk write errors. Try to temporarily disable the antivirus software.

Method 3: Verify the integrity of the game file

Game files may be corrupted for unknown reasons. Fixed via Steam:

1. Open the Steam client and enter the library .
2. Locate Dota 2, right-click and select Properties .
3. Enter the local file and click to verify the integrity of the game file .

Method 4: Install Dota 2 on another hard drive

If the hard drive files that install Dota 2 are corrupted, you can try installing to another drive.

Method 5: Reset network settings

Resetting Winsock can fix many network connections and configuration issues.

1. Enter cmd in the search bar, find the command prompt , right-click and select Run as administrator .
2. Enter netsh and press Enter .

3. Run the command winsock reset .
4. Once done, restart the device and update the game again.

Method 6: Delete specific files

Some downloaded files or folders can also cause Dota 2 disk write errors. Deleting them may be helpful.

1. Open File Explorer , navigate to the following path: Steam\Steamapps\downloading , delete all downloaded files, and update the game again in Steam.

2. Navigate to the following path: C:\Program Files (x86)\Steam\steamapps\common , find and delete files of size 0 KB . Start Steam and update Dota 2 again.

3. Navigate to C:\Program Files (x86)\Steam\steamapps\common and search and delete Dota 2 files without extension . Start Steam and update Dota 2 again.

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