As you may know, Google slides are online sheets, which are inside Google Drive. In Google Slides you can make a good presentation for your office or you can make any kind of. You can use the theme while making slides and you can also use attractive shapes to make the slides look good.
How You Can Download Google Slides Easy Steps
After you create Google Slides, you will have to go to File menu
Then you will see the option of download, click on it
You can download by going to microsoft powerpoint (.pptx)

Conclusion
By the way, most people use PowerPoint and Google Slides to make PPT, if you find our post right, then you can tell us by commenting and we will keep posting similar posts, thanks