Galaxy J7 Core documentation bundle from Samsung, 2.78 MB packed as ZIP, with a name carrying only the model and a numeric suffix.

Archive for the Samsung Galaxy A3 2017, 3.29 MB in ZIP form, whose name identifies the phone and nothing else apart from a numeric string.

Samsung Galaxy S9 Plus service archive, 10.4 MB in ZIP format, labelled only with the model and a numeric timestamp.

ZIP archive of 4.57 MB for the Samsung Galaxy J7 Prime 2, identified in the name only by model and a numeric suffix.

Samsung Galaxy J4 documentation archive, 4.05 MB, compressed as ZIP and named only by model with a numeric string attached.

Galaxy A6 Plus repair archive from Samsung, 10.9 MB in ZIP format, whose name gives only the model and a long numeric suffix.

Huawei Honor 5X service archive, 6.82 MB ZIP, named only by the handset and a numeric timestamp, so the documents inside are not described.

Small 344 KB ZIP for the Huawei Ascend G630, whose name holds only the phone model and a numeric suffix.

Archive named after the Samsung SM-J720F, the Galaxy J7 Duo model code, 4.16 MB in ZIP form; the name does not reveal whether it holds firmware, schematics or layout…

ZIP archive of 775 KB for the Epson PM235, a photo printer model, with nothing in the name about its contents.