What if I do not like the spotting on birth control

This is a side effect that may be hard to fix, but if you have only had the implant for a few months or less, it could also lessen or go away on its own.
Still not working? If the spotting does not improve with time, you might want to check out methods that let you have a predictable period. These include the pill, the patch, or the ring.
Try a different method: Patch, Pill, Ring.