I noticed some vertical cracks near my front steps—should I be worried or is that normal settling? Also, does moisture speed up brick damage? Trying to figure out if I need a pro or just some DIY fixes. Thanks!

https://yourhomify.com/brick-damage-warning-signs-for-homeowners/

I noticed some vertical cracks near my front steps—should I be worried or is that normal settling? Also, does moisture speed up brick damage? Trying to figure out if I need a pro or just some DIY fixes