How to install authority certificate for nokia

Start with download these applications :

OxyCube Setup.exe

ASL.dll file of oxycube- Download
 Download All nokia S40_Security Certificates.zip


install program and run. goto Tools > Oxygen Connection Wizard > Select phone model > connect.

if connection done goto menu "Section > File Browser"

21 Certification Authority File Download

Extract certificate from All nokia S40_Security Certificates.zip (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2232). you can find this files below

1. Baltimore CyberTrust Mobile Root.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2218)[641 B]
2. Class 3 Public Primary Certifica.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2219)[576 B]
3. Class 3 Public Primary g2.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2220)[774 B]
4. Equifax Secure Certificate Autho.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2221)[804 B]
5. GeoTrust CA for UTI.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2222)[910 B]
6. GeoTrust Global CA.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2223)[856 B]
7. GeoTrust Universal CA.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2224)[1.36 KB]
8. http___www.valicert.com_.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2225)[747 B]
9. Thawte Code Signing CA.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2226)[850 B]
10. Thawte Premium Server CA.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2227)[811 B]
11. Thawte Server CA.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2228)[791 B]
12. VeriSign Class 3 Public Primary _1.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2230)[1.03 KB]
13. verisign class 3.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2229)[940 B]
14. VeriSign Class 4 Public Primary.cer (http://themobileworld.wapka.mobi/site_376.xhtml?get-file=2231)[1.03 KB]

select all files and drag to the folder "C:\Hidden folder\certificates\user ". thats all. disconnect phone and reboot.