How to Install software into PC 1. Install CD offical software step by step. 2. When installation is successful, please don't run it directly!!!! , and delete your Computer desktop shortcuts . 3. Copy and paste CD program vcds crack.exe into the installation folder(C:Ross-Tech/VCDS), Then generates vcds crack.exe shortcut to your desktop. 4.First time plug cable into PC, waiting a while, Run crack.exe. click Options to do self test, then Save data. 5.Turn off all vcds software, plug into your car, then Run crack.exe again,do test. Note: because cd software is original software, do need use vcds crack.exe to protect cable not easy be block. can not go to offical website update !!!! and when install software , not click update !!! close antiviurs software , some laptop will deleted the crack exe, in fact it not vrius. thank you !!! if have any problem, please write to us , not open dispute , thank you !!!!