I just like to upgrade to and downloaded the inbound-pro.zip (¬11MB)and tried to upload to my site, but it is not working/install,
after I start the upload of the plugin the site return back with ‘something went wrong’ page and The link you followed has expired. Please try again. link to the /wp-admin/plugin-install.php again
I tried it several times and I had no idea, please help.