Bold

​ctrl+B

​It thickens the format of the selected/highlighted word.

Copy

​ctrl+C

It copies the selected/highlighted text.

Center Alignment

​ctrl+E

Aligns the line or selected text to the center of the screen

Justify

​ctrl+j

Aligns the selected text or line to justify. Both sides has straight margins.

Left Alignment

​ctrl+L

Aligns the selected text/content to the left.

Paste

​ctrl+V

It pastes copied text/content

Save

​ctrl+S

Saves the file or document.

Cut

​ctrl+X

Cut select text

Undo

​ctrl+Z

To undo the text

ctrl + i ?
ctrl + u ?
ctrl + n ?