শর্টকাট কি

Task	Shortcut Key
Save	Ctrl+S
Close	Ctrl+W
New	Ctrl+N
Cut	Ctrl+X
Copy	Ctrl+C
Paste	Ctrl+V
Select All	Ctrl+A
Bold	Ctrl+B
Italic	Ctrl+I
Underline	Ctrl+U
Decrease Font Size	Ctrl+Left bracket ([) [Note: Select the text First]
Increase Font Size	Ctrl+Right bracket (]) [Note: Select the text First]
Text Center Alignment	Ctrl+E
Text Left Alignment	Ctrl+L
Text Right Alignment	Ctrl+R
Text Justify Alignment	Ctrl+J
Cancel	Esc
Undo	Ctrl+Z
Redo/Repeat	Ctrl+Y

Keyboard shortcuts in Word - Microsoft Support