Originally Posted by curb
Badnews，after the unbricking, i successfully registered，turn on wi-fi，and began to copy pdf and mobi files into k4.
then the windows explorer stunk! i waited for a while, and still no response. i have to close explorer in the task manager， and kindle turn white and bricked again. to be worse, there's no response of the power button. is there any possibility to wake it up?
Holding the power button for 20 seconds should reset it by cycling the power. You can select which partition to boot using the procedure shown in the "Select Boot" thread: https://www.mobileread.com/forums/sho...d.php?t=169645
You are not the first person to express the opinion that windows explorer had a bad smell (stunk!