Windows 8.1 RTM x64 All Language ISO by soldier16 Sources by WZOR 36 languages are included: English, Japanese, Arabic, Bulgarian, Czech, Danish, German, Greek, Spanish, Estonian, Finnish, French, Hebrew, Croatian, Hungarian, Italian, Lithuanian, Latvian, Dutch, Norwegian, Polish, Portuguese-Brazil, Romanian, Russian, Slovak, Slovenian, Serbian, Swedish, Thai, Turkish, Ukrainian, Multi-Language, Chinese - Hong Kong SAR, Chinese - Simplified, Portuguese-Portugal, Kyrgyz. Download: coming soon by soldier16 Have Fun
After you install your LP via lpksetup you can remove english from your current installation via this command on CMD as administrator dism /Online /Remove-Package /PackageName:Microsoft-Windows-Client-LanguagePack-Package~31bf3856ad364e35~amd64~en-US~6.3.9600.16384 so you can free some space