Advanced Custom Fields Pro 6.2.9

New - Optimized Relationship field by delaying AJAX call until UI is visible.
Fix - Fixed bug incorrectly escaping HTML in the Link field title.
Fix - Fixed bug showing Discussion and Comment metaboxes for newly imported field groups.
Fix - Fixed PHP warning when loading meta from Post 0.
Dev - Ensure Checkbox field value is an array even when empty.
Dev - Added new ACF_MAJOR_VERSION constant.

Tweak - Changed Options Page location rules to show "page_title" instead of "menu_title".
Fix - Fixed bug causing Textarea field to incorrectly validate maxlength.
Fix - Fixed bug allowing Range field values outside of the min and max settings.
Fix - Fixed bug in block RegExp causing some blocks to miss the "acf/pre_save_block" filter.
Dev - Added $block_type parameter to block settings "enqueue_assets" callback.
i18n - Added French Canadian language thanks to Bérenger Zyla.
i18n - Updated French language thanks to Bérenger Zyla.

• Fix - Fixed bug where validation did not prevent new user registration.
• Fix - Fixed bug causing some "reordered" metaboxes to not appear in the Gutenberg editor.
• Fix - Fixed bug causing WYSIWYG field with delayed initialization to appear blank.
• Fix - Fixed bug when editing a post and adding a new tag did not refresh metaboxes.
• Dev - Added missing $value parameter in "acf/pre_format_value" filter.