Convert potx to otb

What is the difference between .potx and .otb?

Name: PowerPoint Open XML Presentation Template; Nokia Over The Air Bitmap Image

Description: The POTX file format is a template file used by Microsoft PowerPoint, a well-known presentation software. As part of the Open XML file format family introduced in Microsoft Office 2007, POTX files are used for creating multiple presentations with a similar layout, style, and formatting, ensuring consistency across documents. These templates can include predefined slide backgrounds, fonts, color schemes, and layouts. Users can create new presentations based on these templates, which allows for efficient creation of visually cohesive and professionally styled presentations.; The OTB (Nokia Over The Air Bitmap Image) file format is a type of image file developed for use on Nokia mobile devices. These files are specifically optimized for efficient transmission and display on Nokia phones, particularly older models. The OTB format is designed to be compact to facilitate over-the-air (OTA) transmission, which was an essential feature in the era of limited bandwidth and data transfer capabilities. The format supports monochrome graphics, making it suitable for simple images like icons and logos.

MIME Type: application/vnd.openxmlformats-officedocument.presentationml.template; image/x-up-bitmap