After installing, block Windows Update domains at your firewall/router and install a modern third-party antivirus + firewall.
Para alcançar a leveza extrema, o criador removeu (ou desativou) diversos componentes que o usuário médio brasileiro raramente utiliza. Veja o que geralmente está ausente nesta versão: Windows 8.1 lite PT-BR by oilira
Resposta rápida do Windows Explorer e boot acelerado. After installing, block Windows Update domains at your
Technical Overview: Windows 8.1 Lite PT-BR (oilira Mod) Windows 8.1 Lite PT-BR by oilira YouTube channels dedicated to OS optimization
This specific build is typically shared on Brazilian tech forums, YouTube channels dedicated to OS optimization, and file-sharing sites. If you are looking for documentation or download links, you should search specifically within Brazilian "Windows Lite" enthusiast communities.