What is shown
| Item | Why it matters |
|---|---|
| Browser, OS and device | Check whether you are on a supported, up-to-date browser |
| Screen size | Explains layout problems on a specific display |
| Language and time zone | Why a site shows the wrong language or time |
| Cookies enabled | Logins and carts need cookies |
| Do Not Track | Your privacy preference (many sites ignore it) |
| CPU cores and memory | Approximate device performance |
| Connection type | Estimated network speed (Chrome-based browsers) |
| Colour scheme | Whether your system prefers dark mode |
Sharing with support
When a website misbehaves, support teams often ask for your browser, version and OS. Copy the details from this page to save time.
Keep your browser updated
Most security problems are fixed quickly in new versions. Chrome, Edge, Firefox and Safari update automatically — restart your browser to apply pending updates.
Everything is read locally; nothing is sent to our server. See the raw string with the User Agent Detector, or your display details with the Screen Resolution Detector.
Frequently asked questions
How do I find out which browser version I have?
Open this page; your browser name and version appear at the top. You can also check Help → About in the browser menu.
Is this information sent to your server?
No. It is read and displayed by your own browser.
Why are some values unavailable?
Some browsers, especially Safari and Firefox, do not expose details like device memory or connection type for privacy reasons.