No. It only affects Microsoft Office applications. Your Windows UI remains unchanged (unless you also install a Windows Indonesian language pack separately).
The language pack installed successfully, but Windows or Office needs a restart. install the indonesian language pack for 64-bit office
Microsoft provides separate downloads for 32-bit and 64-bit. Use the official Microsoft site only. install the indonesian language pack for 64-bit office
Next, navigate to the official Microsoft Language Accessory Pack website. Microsoft provides these packs for free. On the download page, select your specific Office version from the tabs provided. Scroll down to the language selection dropdown and choose Indonesian (Bahasa Indonesia). You will see links for both 32-bit (x86) and 64-bit (x64) architectures. Click the x64 link to download the executable file. install the indonesian language pack for 64-bit office
He clicked Next.