Exporting all notes at once from Samsung Notes can be done using the following steps:
1. **Open Samsung Notes**: Start by launching the Samsung Notes app on your device.
2. **Access the Menu**: Tap on the three horizontal lines or the three dots in the top corner (depending on your device) to access the main menu.
3. **Select "Settings"**: From the menu, scroll down and select "Settings".
4. **Export Notes**: In the Settings menu, look for