: Go to the Plugin File Editor , select this plugin, find constants.php , and look for AI1WM_MAX_FILE_SIZE . You can increase the value there to your desired limit (e.g., 2 << 33 for ~16GB). Increase Maximum Upload File Size - All in one WP Migration
If the file is too large for the WordPress uploader, you can upload the backup file directly to the /wp-content/ai1wm-backups/ directory using FTP or your hosting file manager. Important Security Warnings
It offers the same user-friendly drag-and-drop functionality that made the plugin popular as shown here . How to Download Version 6.7 download version 67 of the allinone wp migration plugin top
Using older plugin versions can leave your site vulnerable. Once you have successfully finished your migration using version 6.7, it is highly recommended to and install the latest, secure version from the official repository.
If your site ever had Version 67 installed and you still have the ZIP file: : Go to the Plugin File Editor ,
Disclaimer: This article is for educational purposes. Always back up your database before installing legacy software.
However, there is a catch: Version 6.77 (often what people mean by "67") is frequently sought after because it was the last version before certain file size limits were strictly enforced. How to get it: How to Download Version 6
The developer community has created numerous forks of version 6.77 with various enhancements. Here are some of the most notable options:
Always run a trial migration on a temporary staging site before applying changes to a live production environment.
Several other WordPress migration plugins offer similar functionality without the same limitations: