In the Hanafi school, it is Makruh Tanzihi (slightly disliked) to read from a paper during prayer unless you are a beginner learning or a convert who has not memorized yet. Necessity overrides dislike. Once memorized, you should close the PDF.
Transliterations and translations of frequently recited chapters like Surah Al-Fatiha and the "Subhanaka" prayer. Conditions of Prayer: Muavin Namaz Pdf
on reputable educational or religious websites. Many of these are offered for free by various foundations to support religious literacy. list of the surahs commonly included in these guides? In the Hanafi school, it is Makruh Tanzihi
If you download a "Muavin Namaz PDF," here is an interesting, balanced approach: list of the surahs commonly included in these guides
The search for a PDF specifically tells us something about the user. In an era of video tutorials and audio clips, the PDF remains the medium of choice for religious amulets and structured worship for several reasons: