Problem description: iSlide Ribbon interface error. Unable to load and show the normal full interface.
Possible reason: Office UI cache error
Solution: Navigate to the iSlide installation file (The default location is %APPDATA%\iSlide\iSlide Tools), find the iSlideTools.Plugins folder and delete the iSlideTools.Plugins.ThemeLibrary folder. Once done, please run your PowerPoint, close it, then restore the folder from the recycle bin and reboot your PowerPoint software.