Each one answers a single question with real numbers, and says plainly where the evidence stops.
Etsy only accepts digital file names made of letters, numbers, periods, underscores and hyphens, up to 70 characters, and you cannot rename after upload. Check yours free.
Canva exports at 96 DPI by default, even when your file is big enough for a poster. Here is what the tag really affects, how to check yours in 20 seconds, and how to fix it.