Drivers fail to update on Toshiba Satellite C55B for PCI Device, PCI Encryption/Decryption Controller and Video Controller (VGA Compatible) on Toshiba Satellite C55B, OS 8.1. Error msg says "Windows encountered a problem installing the driver for your software. Windows found driver for your device but encountered an error while attempting to install it. One of the installers for this device cannot perform the installation at this time. If you know the manufacturer of this device, you can visit its website and check the support section for driver software". Downloaded specified drivers, but errror continues to occur. Can someone provide assist? Thanks.