Web Developer Known Issues
Crossed out issues will be fixed in the next release of the extension.
Common Issues
- 'Disable Print Styles' does not support embedded media rules
- 'Disable Styles' does not work with imported style sheets
- 'Display CSS By Media Type' does not support embedded media rules
- 'Display Element Information' does not work with Flash objects
- 'Display Id & Class Details' overwrites the element names from an outline feature
- 'Display Line Guides' does not support frames
- 'Display Ruler' does not support frames
- 'Display Topographic Information' alters other extension features
- 'Edit CSS' does not support frames
- 'Edit CSS' does not work on certain sites with complicated CSS
- 'Edit CSS' does not work with background images that are linked relative to the CSS
- 'Hide Background Images' does not work with background images including !important
- 'Populate Form Fields' does not work with single digit hours or minutes
- 'View Color Information' does not display colors in hover styles
- 'View Document Outline' does not support ARIA headings
- 'View Document Outline' does not support HTML5 outlines
- Cookies on Cyrillic domains do not work
- Expanded abbreviations cannot be copied
- Syntax highlighting does not work in 'Edit CSS'
- The extension does not work with pages with frames
Chrome Issues
- 'Disable Images' and 'Disable JavaScript' cannot be active at the same time
- 'Display Color Picker' does not work when not zoomed 100%
- 'View Image Information' does not work on pages with XSS protection
- 'View Responsive Layouts' does not work on sites with iframe security
Firefox Issues
- 'Linearize Page' does not work with transform properties
- 'Validate Local CSS' does not work
- 'Validate Local HTML' does not work
- 'View Image Information' does not find all images on some sites
- Display media styles features are no longer working
- The extension does not work in a private window
- The extension popup does not display properly when not in the main toolbar