PowerPoint is actually called PowerPoint because it was originally developed by a company called Forethought, Inc. The software was initially named "Presenter" but was later renamed "PowerPoint" to align with the product's goal of empowering presenters to create powerful visual presentations. The name "PowerPoint" reflects the software's focus on using the power of visual aids and slides to enhance presentations and communicate information effectively. **

The recommended font size for PowerPoint presentations is typically between 24 and 32 points. This size ensures that text is easily readable for the audience, especially in a larger room or when projected onto a screen. It is important to choose a font size that is large enough to be seen clearly without straining the eyes of the viewers. **

PowerPoint shifts the way information is presented by allowing users to create visually engaging slideshows that combine text, images, and multimedia elements. It enables presenters to organize their content in a structured and easy-to-follow manner, making it more engaging and impactful for the audience. Additionally, PowerPoint offers a wide range of design tools and templates that help users create professional-looking presentations quickly and efficiently. Overall, PowerPoint revolutionizes the way information is communicated by making it more visually appealing, interactive, and memorable. **

The PowerPoint presentation is 70 MB in size because it likely contains high-resolution images, videos, or other multimedia elements that require a significant amount of storage space. Additionally, the presentation may have multiple slides with complex animations or transitions, which can also contribute to its larger file size. To reduce the file size, one could consider compressing images, removing unnecessary elements, or converting videos to a more efficient format. **

To update PowerPoint 2016 to PowerPoint 2019, you will need to purchase and install the Microsoft Office 2019 suite, which includes the updated version of PowerPoint. You can purchase the Office 2019 suite from the Microsoft website or from authorized retailers. Once you have purchased the software, you can download and install it on your computer, which will replace the older version of PowerPoint with the updated 2019 version. Keep in mind that you may need to uninstall the previous version of PowerPoint before installing the new one. **

To measure the speaking time per slide in PowerPoint, you can use the Rehearse Timings feature. This feature allows you to practice your presentation while PowerPoint records the time you spend on each slide. After rehearsing your presentation, you can view the total time spent on each slide in the Slide Sorter view. This will give you an idea of how much time you are spending on each slide and help you adjust your presentation accordingly. **

Yes, PowerPoint can be installed on a computer or mobile device. It is part of the Microsoft Office suite of applications and can be purchased as a standalone product or as part of a subscription to Microsoft 365. Once installed, users can create, edit, and present slideshows for various purposes such as business presentations, educational lectures, or personal projects. **

Yes, PowerPoint is a part of the Microsoft Office suite, which is a paid software. It is not available for free, but it can be purchased as a standalone product or as part of a subscription to Microsoft Office 365. There may be free alternatives to PowerPoint available, but the official Microsoft version does come with a cost. **