Can't change mx record with register.com
I followed the instructions here:
https://adminconsole.wiki.zoho.com/set-up/Configure-Email-Delivery.html#step9 for adding mx records on register.com but encountered some problems.
First, where your instructions say to set the priority to 10, there is no 10. There are choices of low, medium or high. I chose high.
Then, when I tried to submit the changes, I got the error message:
First, where your instructions say to set the priority to 10, there is no 10. There are choices of low, medium or high. I chose high.
Then, when I tried to submit the changes, I got the error message: