Both offer much higher free limits (or no strict file-size limits) compared to the current version of All-in-One.
Though using an older build resolves a temporary bottleneck, keeping an old plugin version on your live production server exposes your environment to severe threats. Risk Factor Legacy Version 6.77 Current Version (Modern Releases)
: Only download the All-in-One WP Migration plugin from the official WordPress.org repository or the official ServMask website. all in one wp migration 677 download top
: In version 6.77, you can open the plugin's constants.php file and easily change the AI1WM_MAX_FILE_SIZE line to allow larger files.
: Save the file back to your server. Check the plugin's "Import" tab to see the updated limits. Step-by-Step Migration Process Both offer much higher free limits (or no
If you are specifically searching for version 6.77, it is likely due to compatibility issues or the "freemium" model changes.
: Newer free versions of the plugin enforce a 512MB import limit. Older versions sometimes had different restrictions or allowed specific workarounds. : In version 6
function without requiring an additional "File Extension" for larger sites. Current Version Comparison As of April 2026, the latest official release is Version 7.105 WordPress.org Version 6.77 Version 7.105 (Latest) Import Function May require additional extensions WordPress Compatibility Older environments Full support for WordPress 7.0 PHP Support Version 5.3+ Version 5.3 to PHP 8.5+ Deprecated; known vulnerabilities Actively patched against path traversal and SQL injections Key Reasons for Version 6.77 Popularity No File Size Limits
It allows you to import sites larger than 512MB by editing the constants.php file.