When should I use ascii and when should I use binary?

FTP | Updated 2026
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ASCII mode converts line endings for text files (.php, .html, .css, .htaccess). Binary mode transfers files byte-for-byte and is required for images, archives, and documents. Most modern FTP clients use Auto mode which detects the correct type automatically.

Full details including troubleshooting tips are now in our complete FTP guide:

FTP Guide: ASCII vs Binary Transfer Mode

This article has been consolidated into our complete FTP guide for easier reference.

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