How to enter book title number on computer

How to type the book title number on the computer

1. Find the left shift key and the right shift key. The symbols of the book title are divided into the left book title number """ and the right book title number """.

2. Press the left shift key and right shift key respectively, press the corresponding number keys, and finally release the left shift key.

3. Repeat the above steps to enter multiple book title numbers.