Export not complete PDF and PNG

1, the entire drawing board → share → export to PDF, export to PNG
2, select the elements of the board box → right-click → copy as PNG to the clipboard → Photshop in the new canvas
- Two export methods "export the entire board" or "export a piece of the board content", the exported content are incomplete, only a small amount of information can be exported
(You can only export shapes drawn by the shape tool, a small amount of text information, the background of the frame, etc., such as sticky notes and internal text, cards and internal text, etc. can not be exported.)
- You can only export images by taking screenshots one by one.