How do I resize a PNG to 300 DPI?
"300 DPI is usually a good rule of thumb."
How do I know if a PNG is 300 DPI?
Select File > Export as > PNG from the menu. Change the Zoom to a higher percentage, 200% or 300%, for example. Set the other options as you need, then click Export. When you use the PNG image in a document or on the web, restrict its dimensions to effectively display the image at a higher resolution (DPI).
What is a good DPI for PNG?
Does a PNG have a DPI?
How do I save a PNG with high DPI?
How can I make my photo 300 DPI?
How to get 300 DPI?