Fulmine Software/Common texts for all apps by Fulmine Software (Fulmine Tools Library)

%1$s - app name,
"Storage" - it's the name of permission to allow write to external storage. The best would be if you could find how is it named on your device if you are running Android 6.0 or later.

This is template for "Key: value" texts. For example "Magnetic field: 47 µT" or other similar parameters.
%1$s - replaced with "key" part, for example translation of "Magnetic field".
%2$s - replaced with "value" part, for example current magnetic field value.

This is template for "Key:" texts. For example "Magnetic field:" or other similar parameters.
%1$s - replaced with "key" part, for example translation of "Magnetic field".

Template for separation of two words with comma. For example: "Berlin, Paris".
%1$s - first text,
%2$s - secont text

%1$s - some error text usually displayed below text input field.