Building a custom keyboard

Before asking a new question, did you look at the answer of your previous post ? Is it related to your previous post ?

Does it solves the issue ? If yes, please feedback and close the thread. If not, tell what the precise problem is.

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Everyone leaves the keyboard instruction link and runs away.

What do you mean ? You ask for tutorial, so we send tutorial reference. Did you study them ? You should not expect others to write the code for you, you have to make some effort.

If you have issue, please post code. Your questions are too vague to get more precise help.

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https://apps.apple.com/kr/app/slyder/id1121553033

What is this link supposed to show ?