Here is the useful story behind the book, followed by information on how to access the text.
You will find many websites claiming to offer a PDF, but they fall into three categories: kitab al-majmu english pdf
Download the Arabic PDF of Al-Majmu' from shamela.ws and use it alongside an OCR-based translation tool, or acquire the English translation of Al-Minhaj (another al-Nawawi work) by name. Here is the useful story behind the book,