Please try reseting permalink structure from wp settings page, of that doesn’t resolve the issue, please give me your URL and temporary wp-admin login info in a private reply to check.
gravity forms plugin is causing this issue, may you need to contact gravity forms support as same issue also happening in regular posts too, not only in wpdm packages.
Sorry, no such option for now, but you may ask our customization team to build a custom add-on for this purchase, in that case, please mail to customize@wpdownloadmanager.com for quote.
wpdm pro v4.5.5 requires php 5.3 or upper, please upgrade your server’s php version to make it work, however please give me your license key in a private reply to reset it.
I understand, we are trying our best, but google drive add-on is a free pack, not a part of our pro plugin, however we are trying to finish it in soonest possible time for you.
