and format fone to gain more KB ??

No, that's not possible. You can move only non default files(like tones,wallpapers ect.) from internal phone memory to memory card. But t is possible to free some memory by deleting the unwanted media content from phone memory.

thax fo reply. no java in my fone.(as i was told)how can i stall games/apps?msn msngr istalled alrady.but not workin

MSN Messenger need internet connection. Is your mobile have working internet connection? If not, then activate internet service on your mobile.

nd wanna ask is there any way to increse mmry n any java solution?thanx for reply keep postin.

u said msn msnger need internet.ya i hav. im doing all dis frm mobile.

hmmmmm