Visit sometimes Radeon HD3450 website we recommend. It will help you to use your AppianX hardware to the fullest Appian Graphics extent.
There, you can download the latest AppianX updates of firm ware and Radeon HD3450 drivers for your Miracle LT10B device. You can also create JetDirect en1700 restore points of your system in case of program failure. You would be able to retrieve initial state easily and try installing a AppianX driver one more time. If you have an outdated Miracle LT10B unit, you won’t be able to find the matching AppianX driver thereto.