Currently, the main domain is: https://www.ur-browser.com
| Problem | Likely Fix | |---------|-------------| | “Missing DLL” errors | Re-extract from a clean download – antivirus may have deleted a file. | | Browser doesn’t save settings | Make sure the folder isn’t write-protected. Right-click folder > Properties > uncheck “Read-only.” | | Antivirus flags the portable .exe | This can happen with portable apps. Submit to VirusTotal; Portapps builds are clean. Add an exception if you trust the source. | ur browser portable download
The portable version leaves (no registry entries, temp files, or history) on the host computer unless you explicitly save data. Currently, the main domain is: https://www
However, the standard version installs deeply into your Windows Registry and AppData folders. This leaves browsing history, cookies, and settings behind. A solves this by encapsulating everything into a single folder. You carry the browser on a USB stick; when you pull the stick out, it is as if the browser was never there. Submit to VirusTotal; Portapps builds are clean
UR Browser is based on Chromium, which is I/O heavy. Running it from a cheap, slow USB 2.0 drive will result in laggy scrolling and slow tab opening. For a smooth experience, use a or an external SSD.
In the crowded landscape of web browsers, UR Browser has carved out a unique niche. Developed by F-Secure, a global leader in cybersecurity, UR Browser promises a “worry-free” internet experience by blocking ads, trackers, and malware by default. But for users who are constantly on the move—jumping between work PCs, library terminals, or home laptops—the standard installation isn't always enough.
: Access the integrated ad blocker, tracker protection, and virus scanner regardless of where you are browsing.