If you have two macOS accounts on a single machine and want to merge them into one, macOS doesn’t offer a simple way to carry this out, but it’s nevertheless not very difficult.

There's no need for a paid Adobe Acrobat subscription. These built-in and free tools let you merge PDF files quickly.

You can combine multiple PDF files into a single, easy-to-share document using simple software on your Mac computer or Windows PC. Here's how.

If you ever find yourself with the need to combine several PDFs into one single file, you may be immediately frustrated: It's not immediately obvious how to achieve what you're trying to do ...

Step 3. Start combining multiple videos into one. Choose an export format you need, and tap "RUN" to combine video clips. And the videos can be processed and saved in a short while.

In an earlier hint, I explained how to combine two distinct calendars into one. But what if you’ve got more than two calendars you’d like to join together? Here’s a way to do just that ...