Used to the operation of Emacs, every time when using a new editor, the first thing to think about is that the tool has Emacs shortcut keys, Android Studio is the same.
1. Android Studio set Emacs as follows, click File->settings
Select the Keymap in the Keymap, choose Emacs, so that successfully set the operation mode of Emacs:
2. Editor Theme settings
Select Darcula in the File->settings->apperance->theme
3. Font Size settings:
File->settings->editor->colors & fonts–> Size set Font size:
4. Line number Display
Android Studio does not display line numbers by default, right-click on the left-hand side of the open file and select Show line Numbers to display the row numbers:
5. Open files are automatically linked to the corresponding directory, note that the small circle in the picture, Scroll from Source, click on this can let the open file automatically linked to the folder where the file is located:
Android Studio Interface Related Settings