: Install K-Suite 2.23 first, including necessary Visual C++ components and device drivers, while offline.
If you are on Firmware 225, you cannot jump straight to 2.80. You must be on Firmware 223 or higher to safely upgrade to 270. Since you are on 225, you are safe to update the software to 2.23 first. update ktag clone from 225 to 270 exclusive
The primary risk is a "Firmware Not Found" error or a "Communication Error." These usually stem from poor-quality USB cables or insufficient power supply to the K-TAG unit. Always use an external 12V power source when updating or reading an ECU to prevent a voltage drop from "bricking" the device. : Install K-Suite 2
Reconnect the KTAG and launch KSuite 2.70. This will trigger an automatic protocol and family update. Since you are on 225, you are safe