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DOC-3243: TinyMCE 8.4.0 Release Documentation and Community Changelog.#4040

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DOC-3243: TinyMCE 8.4.0 Release Documentation and Community Changelog.#4040
kemister85 wants to merge 30 commits intorelease/8.4.0from
feature/8.4.0/DOC-3243

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@kemister85 kemister85 commented Mar 26, 2026

Ticket: DOC-3243

Site: Staging branch
Site: Changelog

Changes:

  • TinyMCE 8.4.0 Release Documentation and Community Changelog.

Pre-checks:

  • Branch prefixed with feature/<version>/, hotfix/<version>/, staging/<version>/, or release/<version>/.
  • modules/ROOT/nav.adoc has been updated (if applicable).
  • Included a release note entry for any New product features.
  • If this is a minor release, updated productminorversion in antora.yml and added new supported versions entry in modules/ROOT/partials/misc/supported-versions.adoc.

Review:

  • Documentation Team Lead has reviewed

kemister85 and others added 9 commits March 24, 2026 13:20
…ization (#4021)

* Docs: DOC-3243 - New view_show option to display a specified view on initialization

* Update modules/ROOT/pages/8.4.0-release-notes.adoc

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>

* Update modules/ROOT/partials/configuration/view_show.adoc

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>

* Apply Mitch's suggestion: use my-textarea class instead of tox-view__pane_panel

---------

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>
* Docs: DOC-3243 - Add release note for bundled content CSS in preview iframes

* Update modules/ROOT/pages/8.4.0-release-notes.adoc

Co-authored-by: Sorita Heng <69398037+soritaheng@users.noreply.github.com>

---------

Co-authored-by: Sorita Heng <69398037+soritaheng@users.noreply.github.com>
…ink element href attribute (#4031)

* Docs: DOC-3243 - Pasting an HTML document was vulnerable to XSS attacks on link element href attribute

* Update modules/ROOT/pages/8.4.0-release-notes.adoc

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>

---------

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>
…k in a saving state. (#4030)

* Docs: DOC-3243 - Errors when creating new comments made the save button stuck in a saving state.

* Docs: DOC-3243 - Fix release note placement per review
@kemister85 kemister85 added this to the TinyMCE 8.4.0 milestone Mar 26, 2026
@kemister85 kemister85 added the upcoming release Documentation for features currently under development/QA label Mar 26, 2026
kemister85 and others added 18 commits March 26, 2026 15:39
…4039)

* DOC-3243: TinyMCE 8.4.0 Release Documentation and Community Changelog.

* Docs: DOC-3243 - Replaced deprecated browser APIs with modern equivalents.
* DOC-3243: TinyMCE 8.4.0 Release Documentation and Community Changelog.

* DOC-3243: Add new exportpdf v2 converter documentation.

* DOC-3243: Add release notes.

* DOC-3243: Consolidate Export to PDF docs, improve clarity

- Merge exportpdf and exportpdf-v2 into single plugin page
- Add backwards compatibility and conversion section
- Add exportpdf_converter_options_combined partial (flat + nested formats)
- Side-by-side demos (flat vs nested) in single exportpdf demo
- Update JWT guides: remove v2 branding, add 8.4.0+ note, link to v1 for pre-8.4.0
- Add v1 JWT guides to nav (pre-8.4.0)
- Rename HTML to PDF Converter API v2 to HTML to PDF Converter API
- Fix exportpdf_converter_style example (invalid header structure)
- Remove orphaned exportpdf_converter_options and exportpdf_converter_options_v2 partials

* DOC-3243: Add on-premises Docker v2 API upgrade notes

- exportpdf_service_url: IMPORTANT note about v2-compatible Docker image
- export-to-pdf-overview: IMPORTANT note with changelog link
- exportpdf_converter_options_combined: Expand NOTE for on-premises

* Set image width to 100% in exportpdf demos

* Update antora.yml
…ented (#3997)

* DOC-3243: TinyMCE 8.4.0 Release Documentation and Community Changelog.

* DOC-3243: Certain deletion keyboard events in lists could not be prevented.
…"` element would not be possible. (#3996)

* DOC-3243: TinyMCE 8.4.0 Release Documentation and Community Changelog.

* DOC-3243: Attempting to remove a link after a contentEditable false element would not be possible.
… options to release notes and table options (#4011)

* TINY-13391: Add table_default_header_rows and table_default_header_cols options to release notes and table options

* Update modules/ROOT/pages/8.4.0-release-notes.adoc

* Update modules/ROOT/pages/8.4.0-release-notes.adoc

Co-authored-by: Sorita Heng <69398037+soritaheng@users.noreply.github.com>

---------

Co-authored-by: Sorita Heng <69398037+soritaheng@users.noreply.github.com>
…) for file upload feedback and errorHandler option (#4012)
… the left of their parent if the content was sufficiently long (#4013)

* Add TINY-4531 release note: dropdown matchWidth positioning fix

* DOC-3243: Clarify TINY-4531 release note for matchWidth dropdown positioning

Add when the misalignment appeared (viewport overflow), severity range, and
tighten wording to avoid repetition.
… "toolbar". Toolbar groups incorrectly had the role "toolbar" instead of "group". (#4016)
…ng Media Optimiser plugin together with CSS plugin (#4037)
…appear active when directionality is set (#4033)

* Docs: DOC-3243 - Directionality buttons now always apply to blocks and only appear active when directionality is set

* Update modules/ROOT/pages/8.4.0-release-notes.adoc

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>

---------

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>
… when editor wasn't focused. (#4024)

* Docs: DOC-3243 - Cancel button would always focus when the view opened, even when editor wasn't focused.

* Update modules/ROOT/pages/8.4.0-release-notes.adoc

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>

---------

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>
kemister85 and others added 3 commits March 27, 2026 09:46
…PI. (#4018)

* Docs: DOC-3243 - Dialogs did not retain focus when using the block/unblock API.

* Update modules/ROOT/pages/8.4.0-release-notes.adoc

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>

---------

Co-authored-by: Mitchell Crompton <mitchell.crompton@tiny.cloud>
Replace placeholder with Added, Improved, Changed, Fixed, and Security items aligned with the 8.4.0 release.
Set 8.4 release date to 2026-03-31 and end of Premium Support to 2027-09-30 (18 months).
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