if it's the system language you're saying, so the Arabic language should install on the system.
If you do not have Arabic language installed on the system then,you can get a Windows XP MUI pack.
To have Arabic as the display language you must select that option when you are installing Windows XP on the system. Once you have that language pack you can also change the keyboard interface.
If you have Arabic language installed on the system, follow the steps mentioned below.
- Click Start, and then click Control Panel.
- Double-click Regional and Language Options.
- Click the Languages tab, click Details, and then click Add.
- Under Input Language, add the language that you want to use.
- Under Keyboard layout/IME, click the keyboard layout that you want, and then click OK.