How should extension work in general?
NOTE: settings will be applied when page is reloaded.

How should extension work on this site?
NOTE: this doesn't apply to embedded videos!
NOTE: settings will be applied when page is reloaded.

Allow this extension to run on this site?
NOTE: changes take effect after reload!

NOTE: this settings don't apply to videos embedded from other sites. This option takes effect after page reload.

Enable automatic aspect ratio detection?

Check every ms — Save

Stretch video while using automatic detection (todo)
No, I'm a civilized person
Stretch to remove thin borders
Always stretch in full screen
Always stretch, even when not in full screen

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Cropping mode

Auto-detect
Reset
21:9
2:1 (18:9)
16:9

Stretching mode
Stretching is independent of crop mode. Crop gets applied before stretching.

Never
Basic
Hybrid
Thin borders

Video alignment:

left center right

If zoomed in video doesn't align properly, try enabling or disabling certain CSS rules below:

Ultrawidify version:

Having an issue?
Report ~~undocumented features~~ bugs via one of the following channels:

When reporting an issue, don't forget to include some details. Don't forget to mention your BROWSER (Firefox or Chrome), browser version, and extension version (see above).

Please DON'T just say "dont work pls fix"

Please DO Provide some information about the issue. Briefly describe what did you do to make the issue appear. If issue only happens with certain videos, include links to problematic videos.