How to Remove Black Bars from Vertical Videos

Why Do Black Bars Appear?

Black bars (technically called "pillarboxing") appear when a vertical 9:16 video is displayed in a horizontal 16:9 player. The player needs to fill a widescreen frame, but your video only covers the center portion. The remaining space on both sides defaults to black.

Why Black Bars Are a Problem

Beyond looking unprofessional, black bars actively hurt your content's performance:

• Lower engagement: Viewers associate black bars with low-quality or lazy content
• Wasted screen space: 68% of the player is empty, making your content harder to see
• Poor thumbnails: YouTube auto-generates thumbnails from your video — black bars make them look terrible
• Reduced watch time: Viewers are more likely to click away from videos with large black bars

The Wrong Way to Remove Black Bars

Don't crop to fill. Some editors offer a "crop to fill" option that zooms in until the video fills the 16:9 frame. This cuts off the top and bottom of your video — roughly 68% of the original content is lost.

Don't stretch. Stretching a 9:16 video to fill 16:9 distorts everything horizontally. Faces look wide, text becomes unreadable, and the result looks worse than black bars.

The Right Way: Replace with Styled Backgrounds

The professional approach is to keep your video at its original aspect ratio and replace the black bars with a visually appealing background. ConvertPortrait does this automatically with four background options:

• Blurred Mirror: Your video, blurred and scaled, fills the background. Creates visual continuity.
• Solid Color: Clean, minimal backdrop in any color you choose.
• Gradient Wash: Colorful gradients that add energy to the frame.
• Pattern Fill: Geometric dots, lines, or chevrons for a textured look.

How to Do It

1. Go to ConvertPortrait.com
2. Upload your vertical video (MP4, MOV, WebM, or AVI)
3. Choose a background style — Blurred Mirror is the most popular choice
4. Click Convert and download your black-bar-free video