============== How to Add Test Certificate ===============
Test certificate may need to be applied to Windows
before installing the USB host driver. A same certificate
will only need to be added once. Follow the steps listed
below to add test certificate to the system under test.
1. Launch Windows Explorer and locate the certificate
file qcusbtest.cer
2. Right-click on qcusbtest.cer and choose Install Certificate.
3. Follow instructions and place the certificate in the
following certificate stores:
Trusted Publishers
Trusted Root Certification Authorities
Step 1 through 3 will need to be repeated to place the certificate
in more than one certificate stores.
4. On Windows Vista, open a Command Prompt with "Run as
administrator" and issue the following command:
bcdedit -set testsigning on
For pre-Vista Windows versions, skip this step.
5. Reboot the system.
Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.