wifi not work by iphone 3g

[adrianooo83]

my iphone can not connect to wifi , wifi not found , please geve me a solution.\

tank you:celticscarf:

[janobi]

Is it present on the phone and wont connect, or is the option greyed out?

You will need to do a network settings reset. If that fails, do a complete reset of all settings. If that fails, then restore it in itunes.