Depending on language and publisher, you can find:
You're looking for a PDF version of "Riyad as-Saliheen"! riyad as saliheen pdf
Important: Always respect copyright laws. Many publishers release older editions as free digital copies for da‘wah. Depending on language and publisher, you can find:
Can I find the PDF with diacritics (tashkeel)? A: Yes, the Maktaba al-Asriyya edition usually has full harakat. Depending on language and publisher
“Download the official PDF of Riyad as-Saliheen in Arabic with English translation from the link below. Also includes a printable bookmark with 40 key hadiths.”