Based on the provided text, it appears that the key phrase is 'NCH Debut Video Capture Software Pro 9.36 instal the new for ios'. However, I noticed that the text does not mention iOS as a platform for installing the software. The text only mentions Windows and Mac as compatible platforms.

Here's what I can help you with:

1. Downloading the latest version of Debut Video Capture and Screen Recorder for Windows: You can download it from the given link in the provided text.

2. Installing Word, Excel, and PowerPoint with Office 2019 on Windows: The installation process is not mentioned in the provided text.

3. Information about Debut Video Capture Software:

* It is an ad-supported application that asks if you want to install the NCH Software Internet Browser Toolbar during the installation phase.

* The software has been downloaded and tested with some of today's best antivirus engines.

* It can record your computer desktop and provides a library for recording tools.

* The program is simple to understand, provides a thorough guideline, and is suitable for new users.

* Debut Video Capture Software can run on Windows and Mac platforms and is compatible with all other software.

If you have any specific questions or concerns about the software, feel free to ask!