How can I change the height of the keyboard in Xamarin iOS?

Question

I am working on Xamarin iOS. When the user clicks in a text box, the keyboard opens, but it's looking too big. I want to reduce the height of the keyboard and its keys. I attached two images.

Currently, the keyboard is looking like this:

But I want the following keyboard type:

Answer 1

Changing the keyboard's height manually in iOS is not possible.

The first image you linked is from a 4.7 inch phone (e.g. iPhone 7), while the second is from an 5.5 inch phone (e.g. iPhone 7 Plus).

The format of the keyboard depends on the device you are using.