For supported editions (Ultimate/Enterprise), you can install the pack through the standard update utility: Windows Update from the Start menu. Check for updates and wait for the scan to finish. Optional updates are available Windows 7 Language Packs category, check the box for Install updates Microsoft Learn How to Change the Language
Use Vistalizator (Unofficial but effective). windows 7 romanian language pack
Here is a Latex template code for a document with the same information Here is a Latex template code for a
You must be logged into an account with administrator rights to modify system-level language settings. For supported editions (Ultimate/Enterprise)
Official Multilingual User Interface (MUI) language packs are natively supported on the following Windows 7 editions: Windows 7 Ultimate Windows 7 Enterprise
tool to move to the Ultimate edition, which then unlocks the ability to install any MUI pack via Windows Update. Third-Party Tools : Tools like Vistalizator