diff --git a/changelog.txt b/changelog.txt
index acdac28a5fc0cf..c4acfd41d9d259 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,5 +1,162 @@
 == Changelog ==
 
+= 10.4.0-rc.1 =
+
+
+
+### Enhancements
+
+- Block Library: Add option to make PostDate a link. ([30499](https://github.com/WordPress/gutenberg/pull/30499))
+- Block Library: Update placeholder text across blocks. ([30404](https://github.com/WordPress/gutenberg/pull/30404))
+- RichText: Always show placholder on focus. ([30393](https://github.com/WordPress/gutenberg/pull/30393))
+- List View: Update the hover, focus, select colors. ([30303](https://github.com/WordPress/gutenberg/pull/30303))
+- Try: Darker canvas color. ([30282](https://github.com/WordPress/gutenberg/pull/30282))
+- Make the default padding match the browser's default padding. ([30277](https://github.com/WordPress/gutenberg/pull/30277))
+- Fix separator styles. ([30255](https://github.com/WordPress/gutenberg/pull/30255))
+- Try: Add site icon and name to the publish flow. ([30231](https://github.com/WordPress/gutenberg/pull/30231))
+- Block Library - Quote: Fix the editor/frontend style parity. ([30190](https://github.com/WordPress/gutenberg/pull/30190))
+- Themes: Fix the archives block frontend/editor parity. ([30141](https://github.com/WordPress/gutenberg/pull/30141))
+- Remove latest comments editor styles. ([30134](https://github.com/WordPress/gutenberg/pull/30134))
+- Icons: Update "close small" icon so that its shape matches the "add" icon dimensionally. ([30014](https://github.com/WordPress/gutenberg/pull/30014))
+- Inserter: Clarify that when the Inserter is open clicking the + button in the top bar will close it again. ([29759](https://github.com/WordPress/gutenberg/pull/29759))
+- Writing Flow: Shorter writing prompt. ([29611](https://github.com/WordPress/gutenberg/pull/29611))
+- Latest Comments Block: Remove list padding and margin. ([29402](https://github.com/WordPress/gutenberg/pull/29402))
+- Navigation Screen: Indicate when a menu is deleted and show the menu switcher afterwards. ([29201](https://github.com/WordPress/gutenberg/pull/29201))
+
+### Bug Fixes
+
+- Block Library - Query Pagination Numbers: Print nothing if content is empty. ([30554](https://github.com/WordPress/gutenberg/pull/30554))
+- Code Editor: Revert save editors value on change (#27717). ([30524](https://github.com/WordPress/gutenberg/pull/30524))
+- Block Library: Fix fullwide regression. ([30520](https://github.com/WordPress/gutenberg/pull/30520))
+- Writing flow: Fix horizontal caret placing for empty editable with placeholder. ([30463](https://github.com/WordPress/gutenberg/pull/30463))
+- Block Library: Revert column-gap property for spacing between custom-sized buttons. ([30449](https://github.com/WordPress/gutenberg/pull/30449))
+- Site Editor: Load block-editor scripts & styles. ([30448](https://github.com/WordPress/gutenberg/pull/30448))
+- Block Library: Fix search block alignment issues. ([30444](https://github.com/WordPress/gutenberg/pull/30444))
+- Site editor: Add allowedMimeTypes to site editor settings to fix media upload behaviour and error state. ([30436](https://github.com/WordPress/gutenberg/pull/30436))
+- Build: Ensure non-JS changes are processed in the watch mode. ([30343](https://github.com/WordPress/gutenberg/pull/30343))
+- Navigation: Save theme location on button click. ([30340](https://github.com/WordPress/gutenberg/pull/30340))
+- Inner blocks: Memoize allowedBlocks to prevent needlessly updating settings. ([30311](https://github.com/WordPress/gutenberg/pull/30311))
+- Block Editor: Show only the allowed patterns from top level blocks. ([30300](https://github.com/WordPress/gutenberg/pull/30300))
+- Prevent overlapping button blocks in the frontend. ([30253](https://github.com/WordPress/gutenberg/pull/30253))
+- Block Library: Add 'object-position' to allowed inline style attributes list. ([30243](https://github.com/WordPress/gutenberg/pull/30243))
+- Fix mover position. ([30242](https://github.com/WordPress/gutenberg/pull/30242))
+- Plugin: Ensure that plugin does not error with older versions of WordPress. ([30230](https://github.com/WordPress/gutenberg/pull/30230))
+- Prevent the columns block from having a width > 100%. ([30229](https://github.com/WordPress/gutenberg/pull/30229))
+- Writing Flow: Fix copy pasting non textual blocks. ([30225](https://github.com/WordPress/gutenberg/pull/30225))
+- Fix adding blocks in the widgets customizer. ([30221](https://github.com/WordPress/gutenberg/pull/30221))
+- Editor: Use getAuthors for 'showCombobox' check. ([30218](https://github.com/WordPress/gutenberg/pull/30218))
+- RichText: Fix arrow navigation around emoji. ([30206](https://github.com/WordPress/gutenberg/pull/30206))
+- Block editor - Writing Flow: Fix multi-selection copying in Safari. ([30202](https://github.com/WordPress/gutenberg/pull/30202))
+- Block Library - Gallery: Set 'addToGallery' prop to false when images don't have IDs. ([30122](https://github.com/WordPress/gutenberg/pull/30122))
+- docgen: Fix arrow functions and TS index module support. ([30028](https://github.com/WordPress/gutenberg/pull/30028))
+- Editor: Avoid focus attempt on a non-existent post title in code editor. ([29922](https://github.com/WordPress/gutenberg/pull/29922))
+- Image: Manually update resizable box state when we don't have dimenssions. ([29919](https://github.com/WordPress/gutenberg/pull/29919))
+- Server side renderer: Fix errors in template part editor context. ([29246](https://github.com/WordPress/gutenberg/pull/29246))
+
+### Performance
+
+- Navigation: Add src/navigation-link/index to side effect whitelist. ([30200](https://github.com/WordPress/gutenberg/pull/30200))
+
+### Experiments
+
+- Polish the Site Logo block. ([30526](https://github.com/WordPress/gutenberg/pull/30526))
+- Global Styles: Use "Custom Styles" title to signal there are global styles changes in the saving panel of the site editor. ([30521](https://github.com/WordPress/gutenberg/pull/30521))
+- Block Patterns: Remove `scope` from Query patterns and introduce `blockTypes`. ([30471](https://github.com/WordPress/gutenberg/pull/30471))
+- List View: Update list view icon size and spacing. ([30455](https://github.com/WordPress/gutenberg/pull/30455))
+- Block Library: Delete sitelogo option when custom logo does not exist or was removed. ([30427](https://github.com/WordPress/gutenberg/pull/30427))
+- Block Library - Query: Use a WordPress loop for the query block. ([30405](https://github.com/WordPress/gutenberg/pull/30405))
+- Navigation: Add post format variation to navigation link block. ([30403](https://github.com/WordPress/gutenberg/pull/30403))
+- Site editor: Switch to proper settings tab based on the selection. ([30387](https://github.com/WordPress/gutenberg/pull/30387))
+- Block Library - Navigation: Fix hardcoded color in navigation submenu icon. ([30385](https://github.com/WordPress/gutenberg/pull/30385))
+- Fix snackbar list component blocking clicks to UI it overlaps. ([30381](https://github.com/WordPress/gutenberg/pull/30381))
+- Navigation Block: Avoid creating a new array/object on every render. ([30374](https://github.com/WordPress/gutenberg/pull/30374))
+- Try: Flip orientation of submenus that are towards the right of the viewport. ([30342](https://github.com/WordPress/gutenberg/pull/30342))
+- Polish navigation menu submenus. ([30335](https://github.com/WordPress/gutenberg/pull/30335))
+- Global Styles: Add padding server-side block support. ([30332](https://github.com/WordPress/gutenberg/pull/30332))
+- Widgets Customizer: Add Legacy Widget block. ([30321](https://github.com/WordPress/gutenberg/pull/30321))
+- Block Library - Navigation: Fix arrow inheritance, polish. ([30287](https://github.com/WordPress/gutenberg/pull/30287))
+- Apply mover tweaks to navigation and widgets. ([30284](https://github.com/WordPress/gutenberg/pull/30284))
+- Make the navigation placeholder clearer. ([30281](https://github.com/WordPress/gutenberg/pull/30281))
+- Block Library - Post Excerpt: Fix toolbar for post excerpt warning. ([30280](https://github.com/WordPress/gutenberg/pull/30280))
+- Fix Navigation Link block constantly updating its inner block list settings. ([30274](https://github.com/WordPress/gutenberg/pull/30274))
+- Fix navigation link block dragging error. ([30219](https://github.com/WordPress/gutenberg/pull/30219))
+- Widget block: Handle when $instance is empty and use str_replace instead of sprintf. ([30217](https://github.com/WordPress/gutenberg/pull/30217))
+- Icons: Update site-logo block icon. ([30211](https://github.com/WordPress/gutenberg/pull/30211))
+- Post Title Block - fix "'length' of undefined" error. ([30208](https://github.com/WordPress/gutenberg/pull/30208))
+- Block Library: Fix Query block undo trap during creation. ([30203](https://github.com/WordPress/gutenberg/pull/30203))
+- Navigation: Replace arrow with chevron. ([30180](https://github.com/WordPress/gutenberg/pull/30180))
+- Navigation Block: De-emphasize "Link" block. ([30172](https://github.com/WordPress/gutenberg/pull/30172))
+- Templates: Fix empty block templates output string. ([30145](https://github.com/WordPress/gutenberg/pull/30145))
+- Docs: Add description for `templateParts` in theme json. ([30118](https://github.com/WordPress/gutenberg/pull/30118))
+- Navigation: Use same default implementation of __experimentalFetchLinkSuggestions in post, site, navigation, widget editor. ([29993](https://github.com/WordPress/gutenberg/pull/29993))
+- Iterate on Legacy Widget block. ([29960](https://github.com/WordPress/gutenberg/pull/29960))
+- Block Library - Template Part: Add padding support to template parts. ([29779](https://github.com/WordPress/gutenberg/pull/29779))
+- Site Editor: Revert custom templates to their original theme-provided files. ([28141](https://github.com/WordPress/gutenberg/pull/28141))
+
+### Documentation
+
+- Docs: Fix typos in layout supports comment. ([30537](https://github.com/WordPress/gutenberg/pull/30537))
+- Fix example code for apiFetch middlewares. ([30534](https://github.com/WordPress/gutenberg/pull/30534))
+- Fix typos in block-controls-toolbar-and-sidebar.md. ([30513](https://github.com/WordPress/gutenberg/pull/30513))
+- Handbook: Rename, changed URL Link. ([30483](https://github.com/WordPress/gutenberg/pull/30483))
+- Block Editor: Fix block-editor typo. ([30401](https://github.com/WordPress/gutenberg/pull/30401))
+- Handbook: Added a practical example of adding a component to the sidebar. ([30379](https://github.com/WordPress/gutenberg/pull/30379))
+- Handbook: Fix code snippet for disabling the block directory. ([30365](https://github.com/WordPress/gutenberg/pull/30365))
+- Handbook: Updated documentation to reflect the output created currently by npx @wordpress/create-block gutenpride. ([30353](https://github.com/WordPress/gutenberg/pull/30353))
+- Fixed formatting. ([30309](https://github.com/WordPress/gutenberg/pull/30309))
+- Handbook: Add instructions for finding attributes for use in templates. ([30258](https://github.com/WordPress/gutenberg/pull/30258))
+- Handbook: Update feature deprecation guide. ([30220](https://github.com/WordPress/gutenberg/pull/30220))
+- Handbook: Fix broken links to typescript documentation. ([30188](https://github.com/WordPress/gutenberg/pull/30188))
+- Components: Update CustomSelectControl component README.md. ([29854](https://github.com/WordPress/gutenberg/pull/29854))
+- Rich Text Docs: Add section for disabling specific format types. ([29383](https://github.com/WordPress/gutenberg/pull/29383))
+- Components: Remove references to __experimental* in the DateTimePicker component documentation. ([29322](https://github.com/WordPress/gutenberg/pull/29322))
+
+### Code Quality
+
+- Gutenberg Plugin: Update the `objectFitPolyfill` vendor library. ([30507](https://github.com/WordPress/gutenberg/pull/30507))
+- Block Library: Fix Post Excerpt warnings for RichText in inline containers. ([30498](https://github.com/WordPress/gutenberg/pull/30498))
+- Gutenberg Plugin: Remove deprecations planned for 10.3 release. ([30417](https://github.com/WordPress/gutenberg/pull/30417))
+- dom: Add types to clean-node-list. ([30412](https://github.com/WordPress/gutenberg/pull/30412))
+- PHP Coding Standards fixes. ([30346](https://github.com/WordPress/gutenberg/pull/30346))
+- Public API: Remove small APIs deprecated in WordPress 5.2. ([30283](https://github.com/WordPress/gutenberg/pull/30283))
+- dom: Add types progressively to dom modules. ([30103](https://github.com/WordPress/gutenberg/pull/30103))
+- dom: Add types to phrasing-content. ([30102](https://github.com/WordPress/gutenberg/pull/30102))
+- Components: Simplify ScrollLock, adding types. ([29634](https://github.com/WordPress/gutenberg/pull/29634))
+
+### Tools
+
+- Testing: Include NodeJS version in the cache key. ([30512](https://github.com/WordPress/gutenberg/pull/30512))
+- Testing: Remove cache `restore-keys`. ([30510](https://github.com/WordPress/gutenberg/pull/30510))
+- Gutenberg Plugin: Prettify YAML scripts. ([30409](https://github.com/WordPress/gutenberg/pull/30409))
+- Testing: Skip flaky end-to-end tests. ([30344](https://github.com/WordPress/gutenberg/pull/30344))
+- Add `/packages/stylelint-config` to `CODEOWNERS`. ([30264](https://github.com/WordPress/gutenberg/pull/30264))
+- Remove button from forbidden elements. ([30223](https://github.com/WordPress/gutenberg/pull/30223))
+- End-to-end tests for navigation menu name editor. ([29774](https://github.com/WordPress/gutenberg/pull/29774))
+- Testing: Some GHA workflow improvements when setting up NodeJS. ([29078](https://github.com/WordPress/gutenberg/pull/29078))
+- Build Tooling: Update development tools to work with PostCSS 8. ([27821](https://github.com/WordPress/gutenberg/pull/27821))
+
+### Various
+
+- Export all types from api-fetch. ([30539](https://github.com/WordPress/gutenberg/pull/30539))
+- Update the save button label. ([30439](https://github.com/WordPress/gutenberg/pull/30439))
+- Revert "Build Tooling: Update development tools to work with PostCSS 8 (#27821)". ([30320](https://github.com/WordPress/gutenberg/pull/30320))
+- Clarify what is meant by "block wrapper". ([30315](https://github.com/WordPress/gutenberg/pull/30315))
+- Icons: Polish media & text icons. ([30239](https://github.com/WordPress/gutenberg/pull/30239))
+- Reset wp admin styles for hr. ([30235](https://github.com/WordPress/gutenberg/pull/30235))
+- Search Block: Add border radius support using skip serialization feature. ([30227](https://github.com/WordPress/gutenberg/pull/30227))
+- RichText: Add min width to show caret for empty inline container. ([30224](https://github.com/WordPress/gutenberg/pull/30224))
+- Block editor: Use proper insertion point for drop. ([29933](https://github.com/WordPress/gutenberg/pull/29933))
+- Add manage with live preview link. ([29839](https://github.com/WordPress/gutenberg/pull/29839))
+- Components: Add types to Draggable. ([29792](https://github.com/WordPress/gutenberg/pull/29792))
+- Add customize widgets inserter. ([29549](https://github.com/WordPress/gutenberg/pull/29549))
+- React native composite and binary build support. ([29488](https://github.com/WordPress/gutenberg/pull/29488))
+- Try using the column-gap property to improve spacing between custom-sized buttons. ([29165](https://github.com/WordPress/gutenberg/pull/29165))
+- Transform Blocks. ([28453](https://github.com/WordPress/gutenberg/pull/28453))
+- Preformatted block: Add color controls. ([28396](https://github.com/WordPress/gutenberg/pull/28396))
+
+
+
+
 = 10.3.2 =
 
 ### Enhancements