Hello,
Thank you for contacting Rank Math for help with the error “PCLZIP_ERR_BAD_FORMAT (-10)”, and sorry for the inconvenience this has caused you.
This issue is related to Rank Math PRO. You have opened this ticket with a free account, do you mind sharing your Rank Math PRO account details (Invoice number). Next, make sure you are logged in to your Rank Math PRO account before trying to activate Rank Math. Once you have activated Rank Math PRO and connected the correct Rank Math account to your website, you should be able connect your correct account email address.
Hope that helps. Please let us know if you have questions.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.