Q - Why i am getting error while installing " File Not Supported " ?
A - Actually all the games , themes & Softwares of Cell11.com has been saved in zip folder , so you have to extract download folder before installing, if you are using your computer Windows then use process 1 & if you are browsing on mobile then use process 2

1 - For extracting in your computer just right click on downloaded zip folder and click the option of
" Extract All " >> Next >> Next >> Finish .
now your required game , theme or software is on front of you , simply transfer
into your mobile via Bluetooth , Data Cable , infrared , Card Reader or Wap.

2 - If you are browsing on mobile then you must have zip extractor installed in your mobile , if you don't have then please Download Zip Manager Here

Q - What is " Certificate Expired " or " Certificate error " ?
A - Many users of Nokia Symbian smartphones get major problem facing the certificate check. When they are trying to install third party software, most time they cannot proceed due to certificate errors. you have to sign applications before installing with the help of signing software , You've need have certificate and key of your mobile.