hi
Thanks but I solve the problem .
solution :-
i put "Root CA Certificate - AddTrustExternalCARoot.crt ,Intermediate CA Certificate- USERTrustRSAAddTrustCA.crt and Intermediate CA Certificate - SSLcomDVCA_2.crt" i copy all this keys from certificate and put into CACert section
And i copy Private key into key section and "Your Certificate (X.509) - myblogpage_tk.crt" copy this sign certificate key put into Certificate Section i add this all certificate with the help of Add Upload Txt from cpanel
Now Certificate error is fixed now i can use https with sign certificate
i am using 90 days free trail certificate i buy this free sign certificate
https://www.ssl.com/certificates/free/buy for testing it work perfectly in Kloxo-MR Cpanel
Admin this information very useful for beginner like me who purchase and want use sign certificate .