How to Fix “FTP Error 421 Service Not Available”
FTP error code 4xx indicates that the connection was not attempted and that the requested action did not occur. However, this is a temporary condition, and the action may be requested again. Additionally, the FTP error 421 service not available indicates that the connection to the remote server is unavailable. FTP Error 421 Service Not Available Now, let’s discuss the most frequently occurring causes of this error and how our server management team resolve them.
Arjun N
October 23, 2021
