You want AI to summarize a webinar
You want AI to summarize a webinar slide that was only shared on screen.
GlassCopy
Mac OCR Guide
How to select slide text for AI summaries on Mac
Slides are common prompt material for AI summaries, rewrite requests, and action-item extraction. The high-value workflow is to capture the actual slide text you need, not the whole visual composition with charts, logos, and speaker clutter.
Why copy fails here
Slides mix layout, decoration, and several text regions. AI prompts work better when you preserve the text hierarchy and omit irrelevant visual elements.
A coworker sends a slide screenshot and
A coworker sends a slide screenshot and you want an assistant to extract action items from the bullets.
You need rewrite help for a product-positioning
You need rewrite help for a product-positioning slide but only have an exported image or PDF page.
Try the cleanest source first
Native copy check
Use the editable deck, transcript, or speaker notes if available. Use GlassCopy when the slide text is only visible in a screenshot, PDF export, or video frame.
Why GlassCopy helps
GlassCopy helps turn visible slide text into prompt-ready context without transcribing a live meeting or recorded webinar by hand.
How to do it with GlassCopy
GlassCopy helps you pull the title, bullets, and key annotations from a slide so the assistant can summarize or rewrite the content without visual noise.
Decide whether you need the title, bullet list, chart labels, or a combination, then capture those parts separately if needed.
Capture the headline, bullets, and annotations in separate passes when the slide is busy.
Paste the captured text in a clean order so the AI can see the title, bullets, and supporting notes as distinct units.
Tell the assistant exactly whether you want a concise summary, a clearer rewrite, a speaker-note draft, or a task list.
What to capture, what to leave out
Select
The title, bullet group, action items, chart labels, or speaker-visible text needed for the summary task.
Leave Out
Logos, footers, repeated branding, presenter video, decorative chart shapes, and unrelated slide areas.
Best Conditions
Capture slide hierarchy in separate chunks so the assistant can preserve structure.
Tips that improve results
Helpful habits
- Keep chart labels separate from body bullets unless the chart itself is the question.
- If the slide has repeated branding or footers, remove them from the prompt.
- Use separate captures when you need the assistant to preserve slide hierarchy.
Avoid these mistakes
- Do not let logos, legends, or decorative labels drown out the actual slide message.
- Avoid flattening every text cluster into one blob if you want the AI to preserve structure.
When not to use this workflow
If you already have access to the editable deck or speaker notes, use that source text instead of OCRing the rendered slide.
Clean up and verify
After OCR
- Label title, bullets, and chart notes after paste.
- Remove repeated branding before asking for a summary.
- Ask for a specific output shape: summary, action items, rewrite, or comparison.
Accuracy watchlist
- Tiny chart labels and legends can be misread.
- Slide hierarchy can collapse if everything is pasted as one paragraph.
- Footer text can distract from the main message.
Privacy boundary
Slide decks can include internal metrics or customer names. Remove them before prompting unless they are necessary and approved.
Before sending text to an AI assistant
Use GlassCopy to get the text locally, then remove anything the assistant does not need.
Redact these first
- Customer names and internal project labels
- Revenue, roadmap, or confidential metric values
- Presenter notes or unrelated meeting chat
Keep the prompt focused
Paste only the selected excerpt and add the task you want done: summarize, rewrite, explain, compare, classify, or debug.
Review before sending
OCR can change punctuation, numbers, and symbols. Check the text before it leaves your Mac.
Real situations where this guide helps
Summarizing a conference slide into three bullet
Summarizing a conference slide into three bullet points.
Extracting action items from a project review
Extracting action items from a project review deck screenshot.
Rewriting a product slide headline and supporting
Rewriting a product slide headline and supporting bullets.
Example workflow
Source
A webinar slide shows three decisions and two action items.
Selection
Capture the title and bullet group, then paste with labels.
Result
A structured excerpt ready for a summary or action-item prompt.
Destination
AI assistant, meeting notes, or follow-up plan.
Questions people ask
Can I summarize slide text with an AI assistant?
Yes. Use GlassCopy to capture the title and bullet groups, then ask for a specific summary, rewrite, or action list.
How do I keep slide structure in the prompt?
Capture title, bullets, and chart labels separately and label them before asking the assistant to summarize.
What slide content should I redact?
Remove customer names, internal metrics, roadmap details, presenter notes, and meeting chat unless they are necessary and approved.
Related guides
These pages cover adjacent workflows without repeating the same advice.
How to copy text from slides on Mac
Slide OCR is easiest when you isolate a title, bullet stack, or chart caption rather than capturing the entire visual slide composition.
How to copy text from video on MacThe trick with video OCR is getting a clean paused frame and selecting only the stable text region before motion blur or overlays reduce accuracy.
How to select text from PDFs for AI prompts on MacThe useful workflow is to extract only the clause, section, table, or page region relevant to your question instead of sending a full PDF dump to the assistant.