Both the Samsung Galaxy Z Fold3 and Z Flip3 have been certified by the FCC, which is one of the final steps before a device launches in the market. This happens just days before Samsung’s virtual MWC event, though we probably not get much more than a teaser before August. The FCC docs do confirm some rumors about the foldable devices, however. The Galaxy Z Fold3 (SM-F926U) will support an S Pen, though the device won’t have a built-in slot for the stylus. The FCC docs talk of magnetic induction (which is used for wireless charging), so it’s possible that the Fold will at least be able...
Source: https://www.gsmarena.com/fcc_docs_confirm_the_galaxy_z_fold3_will_support_an_s_pen_and_uwb_z_flip3_also_certified-news-49731.php