Most videos uploaded to YouTube are made by amateurs like you and me. If get some funny videos from YouTube, and would like to make some changes to them, this article is right for you. In this tutorial, you'll learn how to edit YouTube files: such as remove particular scene, crop black edges, add subtitles or any other bits. The tool you'll need: Wondershare Video Editor - a professional and feature rich editing tool that anyone can use.
Free download this YouTube Video Editor, and then follow below guide to edit YouTube files efficiently. If you are a Mac user, turn to Mac Video Editor for help.
Note: Haven't found an effective way to get videos off YouTube? You may give Wondershare Free YouTube Downloader (Free YouTube Downloader for Mac) a try; batch downloading is supported.
How to edit and enhance YouTube videos
Step 1: Import YouTube files to the video editor
Install and launch the video editor, then click "Import" or drag the YouTube videos you want to edit into the program. All the files will be shown in the User's Album. You can sort the files by name, duration or type. When you are previewing the files, you can take snapshots of your favorite scenes freely.

Step 2: Edit YouTube videos
And then drag YouTube videos to the video track for editing. This YouTube video editor allows you to trim (drag and drop on Timeline), rotate, crop videos, etc., add custom captions to your videos and apply filter effects to your videos. There are 48 scene transitions provided. Just click "Transition" and drag the transition you prefer to the YouTube videos you want to have a smooth transition.

Step 3: Share edited YouTube video
After editing, click "Create" and select "YouTube", then input your account and password so that you can share your edited video on YouTube easily. You can also save videos in the video format you prefer or get the optimized videos for your iPhone, iPad, iPod, PSP, Wii, etc. In addition, you can burn your videos to DVD discs for better video preservation.

See also below step by step video tutorial:
Download Wondershare Video Editor:






