Thanks for that, I have a 37XX with 34XX FW. I have tried as per your picture but all it does is go to the sign showing the computer is connected to the navi. what is the 4xx logo.bin ?

Quote Originally Posted by aekhong View Post
You can add 34xx logo.bin and everything will be more easy.
You can get 34xx pre-boot mode without Garmin logo, I can confirm.
Notice the area you should press finger for pre-boot mode. (for 34xx without Garmin logo.) as pic below
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