A WiFi Access Point (Basic Service Set, BSS) is the transition from a wired to a wireless network. The WiFi access point establishes access to the wired network and vice versa within a radio cell (spatial propagation of the radio signals).
There are several ways to set up a WiFi access point.
If you have been running an older Raspberry Pi model for a while, then you might want to use a new Raspberry Pi at some point. it’s faster and better. In general, you want to put the existing memory card in the new model. For this purpose the following steps have to be carried out:
Step 1: Transfer contents of the SD memory card to a MicroSD memory card
If you still have an image on a large SD memory card, then you have to bring for a Raspberry Pi 2 or 3 on a small MicroSD memory card.
