System Requirements


This shows the minimum system requirement needed to utilise the UPDD touch screen driver and utility programs:​

Supported touch device A supported USB pointer device.
Processor Intel 64 bit systems only.
Mac OS X Version 10.7 and above.
Access to TCP IP port 4146 The driver requires access to TCP IP port 4146 for internal computer processing only. This port can be changed if required in the UPDD Bootstrap file.
USB Mass storage enabled Required to install the software. If this is disabled the install will fail with various references in the install log:

NSLocalizedDescription = "An error occurred while updating system extension information.

NSUnderlyingError = "Error Domain=kextcache Code=71" The operation couldn’t be completed.

 Mac security setting Should be set to allow apps from Anywhere or identified developers.