Once you have the zip file, you cannot simply click "Update" in your WordPress dashboard, as that will automatically install the newest version. Instead, follow these steps:
If your site ever had Version 67 installed and you still have the ZIP file: download version 67 of the allinone wp migration plugin top
Downloading specific older versions of plugins from unofficial sources can be risky: Once you have the zip file, you cannot
Long-time users sometimes prefer the interface and export/import logic of the 6.x branch. Version 67 represents a mature, bug-free state of that branch. Once you have the zip file
For complete control: