phone cant update dont know why?

[arcolino]

i have the samsung galaxys24g SPH-D710, VER 2.3.6 S710.10.S.EK02 BUILD NUM GINGERBREAD.EK02

updates will not install on phone getting reboot then triangle with yellow examination mark and little green android. not sure what to do, I did flash phone a while back to fix the hotspot app. I would like to get the phone back to where it was with out losing data. please help.

 

[PanchoPlanet]

U cant update because of flash probably OTA will no take, you need a quick fix that I used with no problems or glitches.
Go here: [ODIN][TAR] SPH-D710.EL29_CL852097 (EL29 Modem/Kernel/ROM - Full Restore - Rooted) - xda-developers, its self explanatory.
Good luck.
Pp.