Import and export of PGN How do I perform the following related things? 


Export/import PGN of games from Droidfish. 
Import my games to Chess.com 


I found an option to export my games from Chess.com (Share PGN) but I couldn't find any options for the rest of them.
Importing and exporting games to and from Droidfish
Hold down on the board, and a set of options appear:


Click on Share Game or Clipboard to share (export) PGN.
Click on Retrieve Position to import PGN from your device. Alternatively, if you have the game on Clipboard, you can click Clipboard and then choose to paste the game from Clipboard.