- Open PowerPoint and create a new presentation.
- Go to the "Design" tab, and under "Slide Size," select "Custom Slide Size." Here, you can input the dimensions for your poster, ensuring it matches your desired size. Common poster sizes include A3, A2, or custom sizes like 24x36 inches.
- Adjust the orientation (portrait or landscape) based on your design concept.

- Get creative with backgrounds: Use the "Background Styles" feature to apply solid colors, gradients, patterns, or even images to your poster. Customize the background to suit your theme.
- Insert shapes, text, and images: Utilize the "Shapes" tool to add text boxes, images, and icons to your poster. You can format these elements with different colors, gradients, and effects.
- SmartArt and charts: If your poster involves data or complex concepts, consider using SmartArt for visual representations or inserting charts directly from Excel.

- Rulers and grids: Enable rulers and grids under the "View" tab to help you align objects precisely and maintain a balanced layout.
- Guides: PowerPoint allows you to create custom guides to assist in the placement and alignment of your poster's elements.

- Before saving, double-check the dimensions and resolution (at least 300 dpi for print) of your poster under "File" > "Options" > "Advanced."
- To save for print, select "File" > "Save As" and choose your preferred format, such as PDF or JPEG.
- For printing, consider using a professional printing service or a high-quality printer that can handle the size and resolution requirements of your poster.

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About the author
Sanskar is Founder at IAG Tech, For the past 3 years sanskar have build more than 24+ products, taught 100k students how to code.
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