Press Ctrl + Alt + for Amplitude Zoom option.For using zoom in horizontal you can press Ctrl + as short cut key of it.Once you have command on beginners’ shortcut, then you will need these shortcuts your enhancing your skill, and these are as follows: Now let us move to one step forward and discuss some other shortcuts which deal with the next level of commands and features. I think these some commands will work enough for a beginner to have a good start with this software. By pressing the Ctrl + G keys of the keyboard, you can create a group for selected elements.Ctrl + E keys of the keyboard will separate the selected region from the other regions.For opening the Fades dialog box for the selected clip, you can press the Ctrl + F keys of the keyboard.By pressing Ctrl + Shift + I keys of the keyboard, you can quickly import any audio in this software.For setting track to Record Safe, you can press Ctrl + click on track record Enable button that means hold Ctrl key of the keyboard and then click on track record enable button on working window area for performing this command.One thing you should remember here is that discard recording is not undoable command. For the stop recording or discard recording option, you can press the Ctrl + period (.) keys of the keyboard.To start recording or for punch in, press Ctrl + Spacebar of the keyboard, F12 (function key of the keyboard), or 3 (numeric key of the keyboard).

Save command is used for saving any project or work in this software, and you can press Ctrl + S or Command + S keys of the keyboard as its shortcuts key.

Pro tools shortcuts vertical zoom