While the current free plugin typically limits imports to 512MB, modified versions of 6.77 have been circulated on sites like GitHub that claim to support imports up to 32GB or even 100GB by editing the constants.php file.

If you have obtained the 6.77 version (often found via GitHub repositories or older archives), follow these steps to migrate your site: How to Use All-in-One WP Migration (Beginner's Guide)

: Unlike versions 6.78 and later, which may require an additional, non-repository plugin to import sites, 6.77 keeps everything in one package.