For strict brand compliance, I rely on Beautiful.ai. It handles PPTX exports...
https://emilioezho292.theglensecret.com/how-to-stop-layout-shifts-when-exporting-ai-decks-to-pptx-a-pro-guide
For strict brand compliance, I rely on Beautiful.ai. It handles PPTX exports well, avoiding font substitution issues that ruin client decks