Step 1: Download the application setup file.
HOW TO USE UNIEXTRACT HOW TO
How To Create Your Own Portable App For A Flash Drive
HOW TO USE UNIEXTRACT INSTALL
Can you install a software on external hard drive?.
HOW TO USE UNIEXTRACT DRIVER
If you think this is a driver issue, please try Where do we see UniExtract.exe ? Let try to run a system scan with Speed Up My PC to see any error, then you can do some other troubleshooting steps. If you encounter difficulties with UniExtract.exe, you can uninstall the associated program (Start > Control Panel > Add/Remove programs Let try the program named DriverIdentifier to see if it helps.
Is UniExtract.exe using too much CPU or memory ? It's probably your file has been infected with a virus.