It can take 2-4 days for a baby to get familiar with SNOO. It can also take a couple of days for parents to get used to it, too! You can turn off the sleeper whenever you want. But in general, the more parents use SNOO, the faster a baby get accustomed to it.
Happiest Baby does not provide medical advice. Please seek the advice of your
healthcare provider if you have questions regarding a medical issue.