In order to bypass Google Setup Wiz, the device need to be in TWRP or in system with ADB enabled (but why in heavens would you want to skip setup if you can enable ADB in the settings :P).
- Connect the device using CMD or other shell application like Xshell.
- Mount /system partion in TWRP.
- Navigate to the location of your build.prop file. In the case of Xiaomi Mix3 (perseus), it's
- Add one line to the build.prop as follows.
Now you should boot directly to the launcher.