use qamaker.exe %your_firmare_version.ssw% to generate quick access .VKP patch.
put generated .VKP in MISC EDIT of setool2 lite software.
check ONLY "bypass db2020 security"
add to firmware area %your_firmare_version.ssw%
press FLASH

quick access patch will be written in phone, it is long process, ~10 mins if using dcu60, ~25 mins if use COM.

after quick access patch written, you can check ONLY "use quick access patch" and write patches/etc very quick.