Watch the green progress bar. Rufus 3.4.1430 writes the ISO in under 5 minutes typically. When “READY” appears at the bottom, close the tool.
Later versions block Windows 11 installation on unsupported hardware (no TPM 2.0, no Secure Boot). Rufus 3.4.1430 does not enforce these checks, making it ideal for older PCs. rufus 3.4.1430 download
Click the Start button. Rufus will warn you about data destruction; click OK to begin the process. Verdict: Should You Use It? Watch the green progress bar
| Problem | Solution | |---------|----------| | | Corrupt ISO – redownload or verify SHA-1 of the ISO. | | USB not booting on UEFI PC | Ensure partition is GPT, and disable CSM/Legacy in BIOS. | | Rufus says “Device is in use” | Close File Explorer windows, or restart Windows Explorer via Task Manager. | | Windows 11 ISO fails to copy install.wim | The file is >4GB – switch file system to NTFS (Rufus will prompt you). | | Slow writing speed | Use USB 3.0 port and drive. Disable antivirus temporarily during writing. | Later versions block Windows 11 installation on unsupported