Why does it not have a known publisher? Thanks for marking this as the answer. I will give it a try. Mac OS X compatibility: We have verified that the CP works with Ubuntu versions 7. The installer should complete successfully.

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Programs you are having problems with Error messages Recent changes you made to your computer What you have already tried to fix the problem. It is the key component of our Pololu USB-to-serial adapter: You need 64bitt follow steps 6—10 for each new device you connect to your computer. Windows 8 device manager showing a Pololu CP device.

Your computer will detect the new hardware and open the Found New Hardware Wizard. I’m sure other developers who use your stock drivers will appreciate signed installer also.

We can assist 64biy advanced technical issues, but most of our tech support staff does not use Macs, so basic support for Mac OS X is limited. Windows 10, Windows 8, Windows 7, ein7 Windows Vista users: I talked with Symantec and they said that the Microsoft Authenticode Certificate would be enough for signing the Installers for Silicon Labs. For further assistance you can also post the issue in the below forums: I will give it a try. Mac OS X compatibility: From this dialog you can change the COM port assigned to your device.


Your computer should now automatically install the necessary drivers when you connect a Pololu CP device.

Replied Aug 229: Guides to use BT on the web. Help make BT better.

Hardware doesn’t connect to OS although the correct com port is selected. Print Email a friend Feeds. Once the appropriate drivers are installed for your system, the CP will look like a standard serial port.

CP2102 Classic USB to UART Bridge

I have suggested that our driver team release our stock drivers with Silicon Labs signed installers for those that want to redistribute the stock driver. I guess that the digital signatures tab on the file properties dialog is not a reliable method for verifying SPC publisher signing.

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Installing CPx VCP on Windows 7 bit

It sounds like you would have 6b4it sign the installer with your own SPC software publisher certificate. Sorry this didn’t help. Basically, signtool needs your private SPC along with your issuer’s public certificate and your issuer’s timestamp url.


Replied Aug 214: I’ve been able to release sign a driver using our SPC from Verisign.

CPx Driver XP, S2K3, Vista, Windows 7, 8 and 10 – Powered by Kayako Help Desk Software

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Replied Oct 272: Which version did you use? You can use Microsoft’s signtool command line application to sign applications: Did this solve your problem?

Windows XP will warn you again that the driver has not been tested by Microsoft and recommend that you stop the installation.