Hold down both buttons for faster selection.

After starting a text selection, you can continue using the shortcut to extend it to include everything in between your cursor and the closest character two rows down, and so on. Use Shift - Down Arrow to select everything in between your cursor and the character closest to it on the line directly under it.

After starting a text selection, you can continue using the shortcut to extend it to include everything in between your cursor and the closest character two rows up, and so on. Use the Shift - Up Arrow shortcut to select everything in between your cursor and the character closest to it on the line directly above.After starting a text selection, you can continue using the shortcut to extend it to include the previous characters one by one, or you can hold down both buttons for faster selection. Use Shift - Left Arrow to select one character before the cursor's position in the text, to the left of it.After starting a text selection, you can continue using the shortcut to extend it to include the following characters one by one, or you can hold down both buttons for faster selection. Use the Shift - Right Arrow shortcut to select one character following your cursor's position in the text, to the right of it.Hold down Shift and use the arrow keys to move your selection one character in each direction

How to text from macbook pro