No More Expired Certificate Error Message

Try this:
Go to menu
->Tools
-->Settings
--->Date and time
-> And change the date one year back!

Go to menu
Tools
-> Settings
--> Applications
---> App. Manager
----> Online Certificate Check -> off



Go to menu
Tools
-> App. Manager [app. mgr.]
--> Options
---> Settings
----> Software Installation
-> Check - All


Just Change The Date One Year Back Every Time The ( Expired Certificate ) Error Message Shows Up

Thats it

Enjoy