How to Fix Steam Preallocating Stuck?

Check Available Disk Space

Check Available Disk Space

Verify Internet Connection Stability

Verify Internet Connection Stability

Verify Game File Integrity

Verify Game File Integrity

Restart Steam Client and Computer

Restart Steam Client and Computer

Temporarily Disable Antivirus or Firewall

Temporarily Disable Antivirus or Firewall

Contact Steam Support

Contact Steam Support