how to fix these two videos?

[kelvin]

Hi guys, I'm new here. I speak Portuguese. I'm using google translator. I have two problems in two videos. I wanted you to tell me how's I could fix it. I have little experience.

[Attachment 58254 - Click to enlarge] - image 1

[Attachment 58255 - Click to enlarge] - image 2
link image 1 - https://www.youtube.com/watch?v=bwR6Fqr9VpI
link image 2 - https://www.facebook.com/forumchaves/videos/623529245214115