if it appears ''certificate expired'', you can change the year on your phone with the 2009, 2008, 2007, or 2006. Then install it again and then it can be installed

fring Symbian9.3.zip
TouchHiderE3.sisx
TouchHiderE5.sisx
divx player.sisx
jbak taskman.sisx
ActiveFile1.44 S60.SISX
nokia friend view.sisx
Windows Live Messenger 3rd Edition
my iphone.sis
MobiTV s60v3.zip
Blacklist 3rd Edition
FreeUnRAR_v1.00_freeware.sisx
LCG Profimail Ver 2.7 3rd
Turbo MSN 1.03 3rd
power mp3
Skyfire_v1.5015733_S60v3_v5_SymbianOS9.x_Signed.zip
Joikusoft JoikuSpot Premium.v2.50.sis
Smart Movie Cracked.sis
barcode reader.sis
bestcrypto_s60_3.sis
bestcrypto_s60_3_1.sis
facebook Client.sis
youtube_2.4.4.zip
iPass_Mobile_Hotspot_Finder_v1.zip
NetworkAccv2.05_FullbyFoXPDA.zip
HipLogic_Inc_Fizwoz_v1_SymbianOS9x Signed.zip
Joikusoft.JoikuSpot.Premium Unsigned.zip
WEB18_Cricket_Next_v1.00_S60v3_S60v5.zip
UC7_Final_AIRTEL_MOD_FIREFOX_ICON.zip
Toolani_Global_v4.0.6_S60v3.zip