Sending a quick test of email campaigns with links that contain multiple query string parameters might result in these links being corrupted:
For example, the following link:
https://www.mysite.com/?a=b&c=d
is encoded corrupted:
https://www.mysite.com/?a=b&%3bc=d
The issue occurs when the contact opens those links in the received email.
To resolve the issue, consider the following options: