Iam logged into face book but my language has changed from english to a foreign language

SOURCE: language problem

It will work surely. Try above solution....

SOURCE: need to change o/s language

go to control panel
panneau de commande this will take me some time to translate from Yahoo translater since your computer is doing french
go to clock, language, region, the icon is a green globe; change the language
if you need more translation let me know; you should be able to find the change on your own, but I will help you futher if you need
[email protected]

SOURCE: i need to change the language on my windows 7 back

1. Open Regional and Language Options by clicking the Start button , clicking Control Panel, clicking Clock, Language, and Region, and then clicking Regional and Language Options.
   
2. Click the Keyboards and Languages tab.
   
3. Under Display language, choose a language from the list, and then click OK.
   

SOURCE: how to change the language on a computer from spanish to english

Take it back to him and make him fix it.

SOURCE: how to change windows xp japanese language to

go to this web:

it will walk you through on how you will change the language to english.

http://www.microsoft.com/windowsxp/using/setup/winxp/yourlanguage.mspx

if this didnt work. check the service pack of your os and give us a feedback so we can provide you another options.