# Wagtail 6.4 release notes - IN DEVELOPMENT

_Unreleased_

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## What's new


### Other features

 * Add the ability to apply basic Page QuerySet optimizations to `specific()` sub-queries using `select_related` & `prefetch_related`, see [](../reference/pages/queryset_reference.md) (Andy Babic)

### Bug fixes

 * Improve handling of translations for bulk page action confirmation messages (Matt Westcott)
 * Ensure custom rich text feature icons are correctly handled when provided as a list of SVG paths (Temidayo Azeez, Joel William, LB (Ben) Johnston)
 * Ensure manual edits to `StreamField` values do not throw an error (Stefan Hammer)

### Documentation

 * Move the [model reference page](../reference/models.md) from reference/pages to the references section as it covers all Wagtail core models (Srishti Jaiswal)
 * Move the [panels reference page](../reference/panels.md) from references/pages to the references section as panels are available for any model editing, merge panels API into this page (Srishti Jaiswal)
 * Move the tags documentation to standalone [advanced topic for tagging](../advanced_topics/tags.md), instead of being inside the reference/pages section (Srishti Jaiswal)
 * Refine the [](adding_reports) page so that common (page/non-page) class references are at the top and the full page only example has correct heading nesting (Alessandro Chitarrini)
 * Add the [`wagtail start`](wagtail_start) command to the management commands reference page (Damilola Oladele)
 * Refine the [](project_templates_reference) page sections and document common issues encountered when creating custom templates (Damilola Oladele)
 * Refine page titles to better align with the documentation style guide (Srishti Jaiswal)

### Maintenance

 * Close open files when reading within utils/setup.py (Ataf Fazledin Ahamed)


## Upgrade considerations - changes affecting all projects

## Upgrade considerations - deprecation of old functionality

## Upgrade considerations - changes affecting Wagtail customizations

## Upgrade considerations - changes to undocumented internals