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Image to Base64 failed or not working — what can you do?

Convert images to Base64 encoded strings. Supports copy-to-clipboard and saving as a.txt file. Processes locally…

Image to Base64 failed or not working — what can you do?

What you can do

  • Open Image to Base64 and retry with a small known-good sample.
  • Confirm you are not hitting this limit: File size: Max 2MB per image — compress images first if larger.
  • Check the FAQ below—encryption, size limits, and format mismatches are the usual causes.
  • Still stuck? Try a private window, or read the full guide /#article/imgbase64.

FAQ

What limitations should I know?

File size: Max 2MB per image — compress images first if larger.

When might it fail?

Format limit: Supports JPG, PNG, WebP, HEIC, HEIF only — no GIF support.

What else should I watch for?

Encoding prefix: Output Base64 does not include data:image/. prefix — add manually if needed.