Mysql cannot be accessed remotely, and navcat cannot connect to the local MySQL solution

Not much to say about the foreplay, most of them are account permissions. After confirming that you have opened a remote account with correct permissions, if you still cannot access remotely, then the 80% possibility is that your local MYSQL port is not open to the outside world! ! !

        

 

 

 

 

 

 

 

you're done