You usually need a .cia (CTR Importable Archive) to install via the FBI app.
Because .7z is just a storage container, "converting" it actually means two distinct things: and, if necessary, reformatting . 1. Extracting the Core File 7z to 3ds converter repack
If you don't want to install software, tools like ezyZip allow you to "convert" 7z to 3DS locally in your browser without uploading the data. 2. Repacking and Converting Formats You usually need a
Use the official 7-Zip or PeaZip to right-click the file and select "Extract Here". 7z to 3ds converter repack