If you can't see italic text, please check if the selected font has a italic family. For example the system font, Lucida Grande doesn't have a italic family.
If you see the image upside down, please check the orientation embedded in exif.

iCloud files are synchronized automatically by time or an event. It will be helpful if you know these tips:
* A device checks iCloud notes when it update a file.
* A device checks iCloud notes when the network state is changed to ON.
* The sync interval is shorter than a device is in WiFi.
If you want to see a Note when you go out, it will be good for checking the note at your home WiFi network before going out.
If a note is modified from several devices at the same time, the note is marked as "Conflict". Second Notes keeps the newer note and saves the older one with a copied name. It could be happen when two devices do this conflict resolving process and two copies are created. Please check the copies and delete one if it isn't necessary.
Add selecting Markdown.CSS in the Setting View.
Fix keyboard issue that caret is hidden sometimes during typing.
Fix other iOS9 related issues.
Fix the issue contents is not shown when the file UTI is not matched.
Add a button for exporting a note as a text file to iCloud Drive.
Add a function for importing a Markdown or a plain text file from other applications.
Show last modified date of a Note as icon.
Add Print function in the action button which is located at bottom of the text view.
Improve the behavior of the Head/List/Quot button in the keyboard accessory.
Fix the issue that a note is broken in some cases when it is added by other device.
Fixed issues in 1.5
The case that the whole Note is not shown in the screen.
Please rotate the device to landscape, then the whole note will be shown.
The case that a note created by other devices is not shown in the screen.
Please restart the Second Notes or edit other notes in order to syncronize the note again. Then the note will be shown.
This issue may happen when a note is added while Second Notes for iOS is not launched. It will not happen if Second Notes is showing a note.
We are working on fixing this issue, please wait for the next update.
Add selecting Markdown.CSS in the Markdown Style menu and the function for editing CSS.
Fix the issue that bold tab of markdown sometimes doesn't work.