Things to remember while designing a PowerPoint Presentation
Use Charts and Graphs
Charts and graphs can also be distracting if they’re not used right. Make sure your information design is simple and clean so that the audience doesn’t spend the entire time trying to decipher what your X axis says.
Source: wikihow.com
Use High-Quality, Fresh Templates ď‚ž
Templates can be distracting if they're too basic or if the design feels dated. You need one with great design options. Using a well-designed template makes your presentation better.
Source: 24slides.com
Plan for multimedia ď‚ž
Using relevant images and videos can draw attention and keep the audience interested in understanding your presentation. Pictures are always worth a thousand words
Keep it simple ď‚ž
Make the presentation as simple, easy and straightforward as you can. Avoid including too many points that are unnecessary for the audience.
Source: due.com
Don’t overload information 
As said earlier, too much information can confuse the audience and may be silly or unnecessary, which should be avoided during a corporate presentation.
Image Source: pitchworx.com
Choose Appropriate Fonts ď‚ž
Fonts are an important part of engaging your audience. Fonts and typography choices have a subconscious effect on viewers, causing them to characterize your company's presentation and brand either positively or negatively.
Source: forbes.com
Choose Color Well ď‚ž
Like font choice, colors cause specific subconscious reactions from viewers. Choosing an outdated color combination for your presentation will render it ineffective.
Source: cmitsolutions.com