While looking for some information about my iPhone, I discovered that the “About” page (Settings → General → About) has hidden values that you can get by tapping on the displayed lines.
The ones I found on my phone are:
-
Software Version. Tap on it to switch between just the version number (e.g.
15.5
) and a version with the build number (e.g.15.5 (19F77)
). -
Model Number. Tap on it to switch between the “M” number (e.g.
MLAD3LL/A
for my iPhone 13 mini) and the “A” number (e.g.A2481
). -
Carrier (in the “Physical SIM” section). Tap it to switch between:
-
Carrier. Identifies your mobile network operator and the version of its carrier settings (e.g.
Verizon 50.0
on my phone). See also Manually update your carrier settings on your iPhone or iPad - Apple Support -
PRL. This is the “Preferred Roaming List”, identifying the set of bands (and priorities) the phone should try when your carrier’s network is not available. In my case, it is
1
, which I assume is either a dummy placeholder or simply represents version 1 of Verizon’s 5G PRL. See also PRL definition (Phone Scoop) -
IMS Status. This (I think) defines the IMS (IP Multimedia Subsystem) services that can be run over the mobile data network. In my case, it says
Voice & SMS
, which (I think) means VoLTE is supported. See also IMS definition (Phone Scoop)
-
Carrier. Identifies your mobile network operator and the version of its carrier settings (e.g.