1. Run Recaf
  2. Openworkspace all IB Apps .jar
  3. Search word of s_a (mean “sukses_aktivasi”)
  4. right click on key icon , and choose ” go to method “
  5. click on inheritance in right panel, edit class with assembler
  6. ctrl+f (find) ” s_a ” look up there has instruction assembly 2 ” getstatic ” its mean compare two serial
  7. right click first or second field of getstatic, click go to field
  8. right click at bold row, and choose field reference
  9. now we have member some reference of that field
  10. right click every method and if has instruction assembly “lcmp” or any ” IF “, just overwrite with pop2/pop and nop/goto
  11. not jump or jump and must be to the “iconst_1” not “iconst_0”
  12. and one more time so that the piracy notification doesn’t appear
  13. search ” aktivasi ” and right click ” run ” go to method of has “validasi_aktivasi”
  14. change to edit class in assembler , search ” DEMO ” above that, “ifne D” change to “goto D”