What are the technical requirements and specifications for video ads on Facebook (e.g., aspect ratio, file size, resolution)?

 here are the technical requirements and specifications for video ads on Facebook. These specifications may change over time, so it's essential to refer to Facebook's official advertising guidelines for the most current information:

### Video Ad Technical Requirements for Facebook:

1. **Aspect Ratios**:
   - **Recommended**: 16:9 (horizontal) or 1:1 (square).
   - **Acceptable**: 4:5 (vertical), 2:3 (vertical), or 9:16 (vertical).

2. **File Types**:
   - **Supported Formats**: MP4, MOV, or GIF (limited to 15 seconds or shorter).

3. **Resolution**:
   - **Minimum Resolution**: 720p (1280 x 720 pixels).
   - **Recommended Resolution**: 1080p (1920 x 1080 pixels) for optimal quality.

4. **File Size**:
   - **Maximum File Size**: 4 GB.
   - **Recommended**: Compress video files to reduce size without compromising quality for faster upload and better performance.

5. **Video Length**:
   - **Recommended Length**: 15 seconds to 2 minutes for feed videos; up to 15 seconds for stories.
   - **In-stream Video Ads**: Up to 5 minutes long.

6. **Sound**:
   - **Sound Use**: Ensure videos are understandable with or without sound, as many users watch videos on Facebook with the sound off.

7. **Captions**:
   - **Optional**: Adding captions is recommended to improve accessibility and engagement, especially for users who watch videos without sound.

8. **Text Overlay**:
   - **Text Limit**: Advertisements with a high percentage of text may receive limited reach or visibility, so keep text overlay minimal.

9. **Frame Rate**:
   - **Recommended**: Minimum 30 frames per second (fps) for optimal playback quality.

### Additional Tips:

- **Ad Specifications Tool**: Use Facebook's Ad Specifications Tool or Ads Manager to check specific requirements and guidelines before uploading your video ad.

- **Testing**: Consider testing different video formats, aspect ratios, and lengths to determine which performs best with your target audience.

- **Compliance**: Ensure your video ad complies with Facebook's Advertising Policies and Community Standards to avoid rejection or restrictions.

By adhering to these technical specifications and best practices, you can optimize your video ads for Facebook to effectively engage your audience and achieve your advertising goals. Always stay updated with any changes Facebook may make to their advertising guidelines to ensure compliance and maximize ad performance.