Frozen on "Doing agbhax..."
There is an issue with your otherapp.bin file.
Download the latest release of universal-otherapp and place it on the root of your SD card, replacing the existing one.
If you have a Taiwan/HK or Mainland Chinese device (with a T or C in the version string), you may be encountering an issue with universal-otherapp. Join the Nintendo Homebrew server for assistance.