However, understand the risk. Every time you flash a clone, you roll the dice. But if you follow this guide—backup, boot jumper, patched file, voltage calibration—you will have a stable, high-quality v2.70 system that will handle 99% of cars up to 2020.
Windows XP or Windows 7 is generally recommended for the most stable performance with these tuning kits. Step-by-Step Update Process update ktag clone from 225 to 270 high quality
Is your Chinese Ktag clone stuck on firmware 2.25? Here is the definitive guide to upgrading to 2.70. We cover the risks, the rewards (ID check, Tricore speed), and the step-by-step process for a stable, high-quality flash. However, understand the risk
Updating a KTAG clone from firmware V225 to V270 is a desirable upgrade for users looking to gain support for newer vehicle protocols and EDC17/MED17 ECUs. However, because this involves a hardware modification (swapping the color of the dongle/security components), it carries a risk of "bricking" the tool if not done correctly. Windows XP or Windows 7 is generally recommended