Open the PPTX template file in Microsoft PowerPoint or a compatible presentation app
Save a copy of the template under a new file name before editing
Review the slide layouts, placeholders, and theme elements
Replace the placeholder text with your own content
Insert your images, charts, tables, and other media into the designated placeholders
Keep the existing fonts, colors, and spacing unless you need to customize the design
Add or delete slides as needed using the template’s available layouts
Apply the correct layout to each slide to preserve formatting consistency
Edit master slides only if you need to change the template design across all slides
Check alignment, readability, and visual consistency on every slide
Save your work frequently
Export or present the final file as needed