Question : Problem: Blackberry bold not connecting to my wifi router

It always tells me that it failed to obtain an IP address and my router model number is Thompson TG 585 v7.

Answer : Problem: Blackberry bold not connecting to my wifi router

hi,
try a more recent http://crackberry.com/blackberry-bold-os-5-0-0-90-found-online
use jl commander to delete any prior installation and clean properly your device
http://blackberryfaq.com/index.php/How_do_I_wipe_the_BlackBerry_using_Jl_Cmder%3F
http://www.blackberryforums.com/general-blackberry-discussion/18789-jl_cmder.html

be very carefull with jl commander