Thank you for your message. I will be glad to assist you on this.
All USB ports are of universal size (unless they are of different version like type C) & should fit in without any issues. Have you tried another USB device to check if that has the same issue?
For my reference, please click on the message tab next to your avatar– click “New Message” & search for my Dell username (Dell-Sreejith R) & send a private message with the service tag, registered name & email address.