Raw video edited into a cleaner talking-head format

i do have this video and i do want u to edit it using da vinci mcp 1. this is a raw recorded video, so there is text missing that should be cutted of 2. also need to cut the silent spaces 3. th edition should be simplier, only add the hook on the first 3 seconds, and add the title for each one of the 2 points i speech 4. if possible add some squared 1:1 images to represent what im takling afther the hook this is an already editted video i do have that could be used as example [ANEXO_VIDEO_EXEMPLO]