I've just set up a brand new prebuilt PC, and I'm using Windows 11 Home. When I try to run Steam, it starts up fine, but then my system randomly blue screens and restarts. I've attempted some troubleshooting steps like running CHKDSK, and even reset Windows while keeping my files, but nothing has worked. At first, I suspected it might be a graphics driver issue, but it seems the problem lies elsewhere. Here are my specs:
- Motherboard: Gigabyte B650 Eagle AX - DDR5
- CPU: AMD Ryzen 7 7700 | 5.3 GHz | 8 Cores 16 Threads
- RAM: 32GB Lexar Thor 6000MHz (2x16GB)
- Graphics card: Zotac RTX 5070Ti
- Storage: 1TB Gen4 Lexar NQ790 M.2. NVME (R 7000MBs | W 6000MBs)
- Power Supply: 850W Antec GSK 80+ Gold - Modular
I'm feeling pretty desperate here, so if you need any more information, just let me know!
5 Answers
Before diving deep into fixes, try checking the Reliability History on your PC to see what might be causing the crashes. It'll give you a timeline of errors, which should help pinpoint the problem. If you can identify the exact issue, it'll make troubleshooting way easier.
Have you checked the blue screen error codes? That could really help narrow things down! Also, does it only blue screen while running Steam, or does it happen with other programs too? You might want to stress test your hardware to see if there are any underlying hardware issues.
It’s important to capture the actual BSOD message; try taking a photo of it if possible, and update us with the error code. If you don’t have any data to worry about, a fresh reinstall of Windows could also resolve the issue.
You might want to look into getting dump files from your crashes for more insight. If you're able to boot into Windows, check the C:WindowsMinidump directory for any log files. You can then zip that folder and upload it to a file-sharing site. Having multiple dump files can help diagnose the issue better.
Make sure your BIOS is up to date. You can check that by pressing Win + R and typing "msinfo32". If you see it needs an update, go ahead and do that. Also, running a memory test with mssched.exe could reveal if there’s a RAM issue. And don’t forget to check and reseat your GPU cables.

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