A family of Microsoft presentation graphics products that offer tools for creating presentations and adding graphic effects like multimedia objects and special effects with text.
I haven't heard of these specific errors, but as John says, your best approach is to submit bug reports to MS using the "Feedback" system. The best path for you probably is using "UserVoice"
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Send Feedback to MS Developers ****Launch Feedback Hub via <WIN><F>
“Official” MS does not pay much attention to this forum. However, you now can send your complaints and feature requests directly to MS developers and managers using one of the 4 possible “Feedback” mechanisms described in this link:
Please post a share link to your feedback, back here, so other people who find your question here will be able to vote for your feedback and add their comments to it.
The link above is an article with 5 dozen links to various Feedback sites