UserDiag est un outil de diagnostic réalisant différents tests afin de s'assurer du bon fonctionnement de vos composants.
Publisher’s description (French)
What is UserDiag?
UserDiag by ctrl-f is open-source Windows software.
Installation and requirements
The publisher provides EXE installers for Any CPU Windows. It can be installed for the current user only, without administrator rights. A silent install is possible with the installer’s documented switches.
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
- Installs without administrator rights
Cons
- No update for more than a year
- The official download link did not answer at the last check
In short: UserDiag is an open-source Windows tool for Any CPU PCs. Updates have slowed down. Administrators can deploy it unattended.
Is UserDiag safe to download?
- The file is served by userdiag.com; check that it is the publisher’s official mirror
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
8E84A8E58670EFECCBEE9A11589A0E1ECD28DB2420F367FF44AAB282F52BCF0A· Open the VirusTotal report for this hash - The link did not answer when we last checked it (October 22, 2026)
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 1 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 24.2.5Latest | February 9, 2024 | — | Any CPU EXE |
Install from the command line
Silent install ›winget install --id ctrl-f.userdiag -edownload /sRelated guide: How to use winget: install and update apps
Information
Ratings and reviews
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Frequently asked questions
Is UserDiag free?
Yes. UserDiag is open-source software under the CC-BY-NC-ND-4.0 licence.
Is UserDiag safe to download?
The download comes from userdiag.com; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install UserDiag with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can UserDiag be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does UserDiag run on ARM (Windows on Arm)?
The installer is architecture-neutral.
Can I use UserDiag without administrator rights?
Yes, there is a per-user installer that does not need administrator rights.