First, download ETKA 7.5 data and unzip in local disk D:

Note: MUST unzip in disk D:; or it would not run in other disks
 
1.click on QQ：1
（select English and click on Next continuously until it completes)
2.copy LEXHDL5.DLL to local disk C:windowssystem

3.click on Emulator
（click on the first button to install…）

4. Copy ETKA 7.5 2016 to Desktop

double click on ETKA 7.5 2016 on Desktop to run

Note: MSVCR100.DLL is the default library file of vs2010 compiled program just install vcredist_x86.exe to solve the issue
http://blog.obd2express.co.uk/2016/09/09/vw-etka-7-5-china-must-be-installed-on-windows-xp-not-64bit/