no it is aready there
goto my computer
then control panel
then to date, time, language, regional options
then regional or language options
then click on the tab languages
then click details
then click add
and chooser the language u want to add
u can tehn switch it on the bottom right corner of ur computer (little left of the time) back to english
this is how it is on my computer…but i think most windows are similar
what computer do u have?