Blind/ blurry font in ABBYY Lingvo window on high-resolution screens

In order to set up a clearer display of the program, please try to do the following steps:

Go to the install the programs folder (by default, this is the folder C:\Program Files (x86)\ABBYY Lingvo x6);
Find the Lingvo.exe file in the list;
Right-click on the file shortcut and select Properties;
Go to the Compatibility tab;
Check the box next to Disable high-resolution image scaling and click OK.
If the specified item is missing, then select Change high DPI settings and check the box next to Override high-DPI scaling behavior and click OK.