If you are following the recommended nutrition targets, hitting your steps, and getting your workouts in consistently, you should see some changes within the first week.
Within the first month of starting a new program, you can expect to lose quite a bit of extra weight compared to the following months, and this is okay! Take a look at all the different contributors of what makes up the number on the scale:
During the first month, you can expect more dramatic changes in water weight and decreased digestive matter. After the first month, this should level off more so it’s not as rapid.
And just because the scale progress slows down does not mean that it is a bad thing. Since we’re focusing on changing your body composition, out of all the contributing factors to your weight, the one that you want to change the most is your fat mass.
Decreasing fat mass and maintaining or even building muscle mass will be how you can achieve the desired physique changes.