My namp shows error always.Please Help

Processing: Screenshot at 2021-12-22 02-07-27.png…
tarting Nmap 7.91 ( https://nmap.org ) at 2021-12-22 07:03 UTC
Note: Host seems down. If it is really up, but blocking our ping probes, try -Pn
Nmap done: 1 IP address (0 hosts up) scanned in 3.09 seconds