How to solve AK500+ Key Programmer Funtion Button Blank Error

New Released AK500+ Key Programmer With EIS SKC Calculator For Mercedes Benz , can read data more quickly and safely, can read and write keys more quickly, and AK500+ is more stable for the functions with key programming and SKC Calculator.

New Released AK500+ Key Programmer for Mercedes Benz with EIS SKC Calculator

And customer may get the error that after installing the software,the function button can not press,they are blank.Just like the following pic shows:

ak500+ shares the detailed solution for this error:

There are two reasons for the error:

1.The benz ak500+ driver not installed well.

2.If the driver installed well,please download the AK300 file from this link:

Install it,then restart the ak500+ software.

AK500+ Key Programmer