Adjust volume for part of a video in iMovie
How to adjust audio volume, change music volume for part of a video or movie using iMovie on Mac?
Mac
Combine voice memos on Mac
How to combine multiple voice memos and sound recordings using iMovie on Mac?
Merge iPhone voice memos
Merge voice memos on iPhone, or export voice memos from iPhone to Mac and combine voice memos using iMovie.
Adjust audio volume in iMovie on Mac
How to change, adjust volume of audio clip using iMovie on Mac?
Make all PDF pages the same size on Mac
How to make all pages in a PDF file the same size using Preview Print on Mac?
Merge multiple PDF files on Mac
Three different ways to combine two or more PDF files, merge part of PDF files on Mac.