Go to and install the version you downloaded . Step 2: Modify the constants.php File
Migrate a massive WordPress site (100GB+) using the free version of All-in-One WP Migration, which caps at 512MB by default. allinone wp migration 100gb fix
: Use an FTP client (like FileZilla) or your hosting Control Panel’s File Manager. Navigate to the Plugin Folder wp-content/plugins/all-in-one-wp-migration/ constants.php : Open this file and look for the line defining AI1WM_MAX_FILE_SIZE Change the Value By default, it might look like define( 'AI1WM_MAX_FILE_SIZE', 536870912 ); (which is 512MB). To set it to 100GB, change it to: define( 'AI1WM_MAX_FILE_SIZE', 100 * 1024 * 1024 * 1024 ); Save and Refresh Go to and install the version you downloaded