All cameras tend to have some softening that happens after the fact. It's not that the lens was out of focus or that you did anything wrong. It's that the compression that's applied to the digital files can lead to a slight loss in detail. Fortunately, there's sharpening. Now, there are many different tools available for sharpening but one of my favorites is a recent addition to the Adobe Lumetri Effect, which is available in both Premiere Pro and After Effects. If we take a look at the clip here, you'll see that this is a shot that's a little bit off. Let's apply the Lumetri Effect,Effect, Color Correction, Lumetri.
Sharpening video from Repairing and Enhancing Video by Richard Harrington