How To Hack Your Nokia S60 v3 Certificate

"Expired Certificate"Certificateerror"ContacttheApplicationSupplier"

No more message ' Expired Certificate 'Contact the application supplier.unsigned application , now with this ultimate solution , you can install any application with no problem in S60 3rd edition ( OS9.1 OS9.2 OS9.3 ) ,tested by me and many people, i can say it is full worked,plz follow the step exactly :
First Download the Required Software follwoing link then keep it in your phone memory/card.
Download Here 

First You need to install two application in this S60 3rd phone :

- install Y-browser.sis
- Install HelloCarbide.sisx
 

First Open Y-browser then exit with MENU KEY not exit key

Then Open HelloCarbide
 
Now Click options and select "Menu1"

then select "yes".
 
Now Press or Hold Menu Key and Go to Y-Browser…


Copy "installserver.exe" where you have kept the Downloaded software, put it installserver.exe in C:/Sys/bin  
-Now Restart Your phone
- that is all 
Congratulation , Now we have broken the Nokia security Certificate,
Any Question? Post them in comments.
[N.B.i have succeed broken the Nokia Certificate security on Nokia 6120c V3.83,V4.21,V5.1.But Nokia6120c V6.01 i can't Succeed by the Process so you should not  Update your firmware V5.1 To V6.1]