In plain English
It means all the picture files saved on the device. The term refers to those photos as one group, not to a single image.
In context
There, "Photo library" names the category of stored digital photographs on the device that the permission concerns.
- Situation
- Reviewing app permissions, consent prompts, access scopes, and security warnings
- What it communicates
- names the photo-access category on the permission prompt.
Meaning limits
By itself, the term identifies the collection of photos only and does not state any access decision.
Examples
“The photo library on her tablet holds every picture she has saved, not just the one open on the screen.”
“Before attaching an image, the app asked for access to the photo library.”