Configuring SFTP

To configure SFTP pleass follow the steps, I followed this steps ans configured successfully.
For this step no need to install FTP, just make sure that ssh running.

#Configuring SFTP
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groupadd ftpaccess
useradd -m kiran -s /sbin/nologin -g ftpaccess
passwd kiran
chown root /home/kiran
chmod 750 /home/kiran
mkdir /home/kiran/www
chown kiran:ftpaccess /home/kiran/www


#comment this line in /etc/ssh/sshd_config

#Subsystem sftp /usr/libexec/openssh/sftp-server

#set the selinux to premessive mode
sestatus
setenforce 0

#copy the below lines in /etc/ssh/sshd_config

PasswordAuthentication yes
ChallengeResponseAuthentication  yes
Subsystem sftp internal-sftp
Match group sftp_users
ChrootDirectory %h
X11Forwarding no
AllowTcpForwarding no
ChrootDirectory /home
ForceCommand internal-sftp

systemctl restart sshd

Access the machine use filezilla or any ftp client.