Navigate to > Advanced options > Startup Settings > Restart .
| OS Version | Compatibility | Notes | |------------|---------------|-------| | Windows XP | Native (no signature issues) | Works perfectly with the legacy driver | | Windows 7 | Good | May require “Install unsigned driver” option at boot | | Windows 8/8.1 | Moderate | Disable Secure Boot and driver enforcement | | Windows 10 (pre-1909) | Good | Tested; disable signature enforcement | | Windows 10 (2004+) | Fair | Requires test mode or signed driver pack (rare) | | Windows 11 | Poor/Moderate | Must use Disable Driver Signature Enforcement each boot |
: After installation, you must copy your uuprog.lic file (provided via email upon registration) into the software folder to activate the programmer. Common Issues & Solutions
To protect your computer from malware and avoid bricking your device, follow these sourcing guidelines:
Select and choose a memorable location on your local drive, such as your Desktop or C:\UPA-USB\Drivers . Step 2: Disable Driver Signature Enforcement (If Required)
: Enables the legacy UPA-USB hardware to operate on newer platforms like Windows 10 and Windows 11.
If it doesn't auto-install, use Device Manager to update the driver, pointing it to the extracted driver folder. Support
The UPA USB programmer relies on a dedicated hardware-to-software interface. When you plug the device into a computer, Windows requires specific configuration files—typically packaged inside a ZIP archive—to recognize the custom USB controller chips used by Elrasoft. What is inside the driver ZIP file?
