Video optimization
4 practical guides to help you understand the details and choose your next step.
Where to begin
Learn how duration, bitrate, dimensions and browser compatibility affect a smaller video copy. Start with the practical workflow, then use the size guide when an export misses your budget.
- Check input limits and destination formats before encoding.
- Choose resolution for the detail that must remain readable.
- Compare actual bytes and playback, including audio.
Video Compression Not Working? Fix Playback, Format & Size Issues
Troubleshoot a video that will not compress: unsupported codecs, hidden tabs, missing MP4 output, size estimates and exports that do not shrink.
Read guide ↗Compress Video for Email Attachments
Prepare a smaller video attachment, estimate a size budget and check playback. Understand Gmail limits, browser MP4 support and the current compressor’s limits.
Read guide ↗How to Compress a Short Video in Your Browser
Choose resolution, quality and audio settings for a smaller sharing copy, then check playback and actual file size before sending it.
Read guide ↗Video File Size Explained: Bitrate, Duration and Resolution
Estimate video size in MB with a simple bitrate formula, budget for audio, and find out why a lower-resolution export can still be larger.
Read guide ↗