Get it here or via 'Help > Check for Updates'.
Please ensure you have 'Auto-Save' and 'Backups' enabled in the Preferences
What's changed from 8.3.14:
- *New* 'Attribute Editor' to replace individual 'Edit Fields'
- *New* 'MySQL' database plugin (File > Open From...)
- Added application 'Preference' to control 'Checkbox Styling' of incomplete parent tasks with completed subtasks
- Added application 'Preference' to include 'Task Reference' values in 'Attribute Calculations'
- Added 'ISO' date support to 'Calendar'
- Added 'Custom Date' selection in 'Calendar'
- Added 'Quick Find' support in 'Calendar'
- Added 'Move > Select Next/Previous Task' support to 'Calendar'
- Added 'ISO' date support to 'Week Planner'
- Added 'Quick Find' support in 'Week Planner'
- Added 'Move > Select Next/Previous Task' support in 'Week Planner'
- Added 'Week Planner' preference to 'Hide non-working hours'
- Added 'Today Time' as horizontal line in 'Week Planner'
- Added 'ISO' date support to 'Graphs'
- Added 'Custom Date' selection in 'Week Planner'
- Added 'Modify...' button to 'Task Reminders' dialog
- Added task colours and icons to 'Task Reminders'
- Added task colours and icons to 'Find Tasks Results'
- Added 'Dark Mode' to 'Tools' menu and 'Main Toolbar'
- Added menu/toolbar icons to related dialog boxes
- Added 'Filter Bar > Options > Hide tasks with Incomplete Dependencies'
- Added better 'Icon' support for 'User Defined Tools'
- Added 'View > Revert Maximisation' to restore non-maximised state of 'Task View' and 'Comments'
- Added 'obsidian://' and 'zotero://' protocols to 'Comments'
- Added 'ISO' date support to 'Kanban'
- Added 'Maximum Count' to 'Kanban > Fixed Columns'
- Added 'Sort <none> group below other groups' option to 'List-View' and 'Kanban'
- Added buttons to 'Time Tracker dialog to 'Go To Task/Tasklist'
- Added support for pasting copied column values into other 'Task Tree' and 'List-View' columns
- Added 'Today' to 'Custom Attribute Calculation'
- Added 'Task Icon' to inheritable attribute preferences