PHP might run out of memory trying to unzip and import a huge .wpress file. Solution 1: Use the Premium Extension (Best Practice)
Your server's PHP settings often override the plugin. Update your .htaccess or php.ini file: upload_max_filesize = 100G post_max_size = 100G memory_limit = 512M max_execution_time = 0 (Unlimited) ⚠️ Important Considerations
Sometimes the "Backup" restore method fails due to memory limits. Upload your .wpress file into wp-content/ai1wm-backups/ .
Migrating a WordPress website is usually a straightforward task, but when your site grows to 50GB, 100GB, or even larger, the process becomes significantly more complex. The popular plugin is a go-to tool for many, but its free version imposes file size limits, and even the premium version can struggle with massive, gigabyte-heavy sites due to server timeouts and PHP upload limits. allinone wp migration 100gb fix
On your old 100GB site, go to All-in-One WP Migration > Export .
On your new, empty WordPress install (destination site), you need to prepare the environment:
If you have WP-CLI installed, run:
: Change the default value to a much higher number.
Consider these alternatives that handle 100GB+ natively:
Access your website root folder using an FTP client or your hosting file manager. Add the following lines to your .htaccess file: PHP might run out of memory trying to
Search for the line define( 'AI1WM_MAX_FILE_SIZE', 2 << 28 ); (typically around line 282-284) . Change the value to . Replace 2 << 28 with:
Use values larger than your backup file. For a 100GB site, you may want upload_max_filesize = 102400M (100GB).
After making changes, (Apache, Nginx, etc.) for them to take effect. Upload your