OneNote Backup Exporter v1.3.0

What's Changed

• feat: add HTML export for v1.3.0 by @jli-software in #6

Full Changelog: v1.2.2...v1.3.0

OneNote Backup Exporter v1.2.2

What's Changed

• fix: simplify PDF and XPS export choices by @jli-software in #5

Full Changelog: v1.2.1...v1.2.2

OneNote Backup Exporter v1.2.1

What's Changed

• fix: improve export dialog and cancellation by @jli-software in #4

Full Changelog: v1.2.0...v1.2.1

OneNote Backup Exporter v1.2.0

Changelog

1.2.0

• Improved reliability with a serialized OneNote COM worker, safe cancellation, and bounded connection recovery.
• Protected existing backups with staging files and atomic replacement.
• Added safer PDF/XPS handling for large notebooks, including automatic per-section export.
• Prevented filename collisions while preserving OneNote section-group folders.
• Added an About dialog with version and build information.
• Standardized all user-facing errors, progress messages, and release tooling in English.

OneNoteBackupExporter v1.1.0

OneNoteBackupExporter v1.1.0

New Features

• Section export: Notebooks can now be expanded to show individual sections — select and export only the sections you need
• Sections from nested section groups are fully supported (shown as 📂 Group / 📄 Section)
• Encrypted and recycle-bin sections are automatically skipped
• Mixed export: combine whole-notebook exports and section-level exports in a single run
• Sections are saved into a notebook-named subfolder to keep the output organised (e.g. MyNotebook/Section1.onepkg)
• Export button text dynamically reflects the selection (e.g. Export 1 notebook(s) + 3 section(s))

Installation

1. Download OneNoteBackupExporter_Setup_1.1.0.exe
2. Run the installer
3. OneNote Desktop must be installed and opened at least once

System Requirements

• Windows 10/11 x64
• Microsoft OneNote Desktop (Microsoft 365 or 2019/2021)

OneNoteBackupExporter v1.0.1

Bug Fixes

• Fixed re-export failing when output files from a previous export already existed in the destination folder
• Export progress now shows notebook counter (e.g. Notebook 2/7) throughout the entire export, including during the file write wait phase
• OneNote sync-warning dialog ("Trotzdem fortfahren?") is now automatically confirmed during export — no manual interaction required

Installation

1. Download OneNoteBackupExporter_Setup_1.0.1.exe
2. Run the installer
3. OneNote Desktop must be installed and opened at least once

System Requirements

• Windows 10/11 x64
• Microsoft OneNote Desktop (Microsoft 365 or 2019/2021)

OneNoteBackupExporter v1.0.0

Complete redevelopment as C#/WPF application

This version is a complete redevelopment in pure C# (WPF).
The previous Go/Wails architecture has been completely replaced for better performance, easier installation, and direct COM integration without a subprocess layer.

Highlights

• Direct access to OneNote via COM API (no more subprocess)
• Export to .onepkg, .xps, .pdf and local backup
• Progress indicator with abort function
• Self-contained – no need to pre-install .NET
• Windows x64 only (OneNote Desktop required)

Installation

• Download OneNoteBackupExporter_Setup_1.0.0.exe
• Run setup
• OneNote Desktop must be installed and opened at least once

System Requirements

• Windows 10/11 x64
• Microsoft OneNote Desktop (Microsoft 365 or 2019/2021)

v0.8.3

What's Changed

Bug Fixes

Explorer Opening Behavior 🐛

• Fixed issue where Windows Explorer opened multiple times during batch exports
• Previously: Explorer opened after EVERY exported notebook (5 notebooks = 5 Explorer windows)
• Now: Explorer opens only ONCE after ALL notebooks have been exported successfully
• Single notebook exports continue to work as expected (Explorer opens immediately)

Known Limitations

• Only works with OneNote Desktop 2016 (not the Windows 10 UWP app)
• Password-protected sections cannot be exported
• Large notebooks (>1GB) may experience timeouts

v0.8.2

What's Changed

New Features

Local Backup Copy Export 🚀

• Added new export format: Local Backup Copy - Fast, direct file copy from OneNote's local backup folder
• Automatically detects backup availability at startup
• Copies all notebooks from C:\Users\...\AppData\Local\Microsoft\OneNote\16.0\Sicherung
• No COM API overhead - simple file copy operation for maximum reliability

Performance Improvements

Faster Export 🏃

• Removed automatic notebook synchronization before export
• Export operations are now 7-10 seconds faster per notebook
• Users have full control over synchronization via OneNote Desktop

Bug Fixes & Stability

Removed Sync-Related Issues

• Eliminated hanging exports caused by synchronization problems
• No more infinite waits when credentials are expired or network is unavailable
• Export no longer fails when notebooks have sync errors
• More predictable export behavior overall

Note: Users should ensure their notebooks are synced in OneNote Desktop before exporting if they want the latest content.

UI Improvements

• Added smart UI for Local Backup mode (auto-selects all notebooks with visual indication)
• Warning message when Local Backup format is selected
• Dynamic format dropdown shows backup availability and notebook count
• Improved export status messages

Known Limitations

• Only works with OneNote Desktop 2016 (not the Windows 10 UWP app)
• Password-protected sections cannot be exported
• Large notebooks (>1GB) may experience timeouts
• Local Backup format exports ALL notebooks (no individual)

0.8.1

What's Changed Bug Fixes & Quality of Life Improvements

Bug Fixes

• Fixed various stability issues during export operations
• Improved error handling throughout the application

Quality of Life Improvements

• Increased default window size for better usability
• Removed "Export All" button due to reliability issues - please use individual notebook selection instead

Technical Details

• Enhanced error reporting for troubleshooting
• Better stability during OneNote COM API interactions

Known Limitations

• Only works with OneNote Desktop 2016 (not the Windows 10 UWP app)
• Password-protected sections cannot be exported
• Large notebooks (>1GB) may experience timeouts