In this comprehensive guide, we will walk through every known solution for the "3DMark stuck on Starting UI" error, ordered from the easiest fixes to the more advanced troubleshooting steps.
A corrupted config.json file will break the UI instantly. 3dmark stuck on starting ui
This is the most common solution for Windows 10 and Windows 11 users. Even if your user account is an Administrator, modern Windows versions restrict certain applications from making system changes unless explicitly told to do so. If 3DMark is trying to write a log file or update a component in a protected folder, it will freeze. In this comprehensive guide, we will walk through
When the software gets stuck on "Starting UI," it usually means one of these three threads has hung. It’s waiting for a response from a server that isn't replying, it’s trying to read a file that is corrupted, or it’s being blocked by Windows security permissions. Even if your user account is an Administrator,
If you are experiencing the "3DMark stuck on starting UI" error, you are not alone. This issue has plagued users across Steam, the standalone UL Benchmarks app, and even the legacy versions. The good news? It is almost always fixable.
Check for in Windows Security; if enabled, it may block 3DMark from writing to your Documents folder, causing a hang. Clear Local Application Data :