default setting

1. username: vickyyang
2. password: some pass

enable ssh

1. Insert the microSD card into your computer after flashing the image.
2. Navigate to the boot partition of the SD card (this should be labeled boot).
3. Create an empty file named ssh (no extension):
   1. On Windows, open Notepad, save an empty file as ssh (select All Files as the type).
   2. On Linux/macOS, run:
      1. touch /Volumes/boot/ssh # macOS
      2. touch /boot/ssh # Linux (if mounted at /boot)
4. Eject the microSD card and insert it into the Raspberry Pi.
5. Power on the Raspberry Pi – SSH should now be enabled.

Current version is 'touch /Volumes/bootfs/ssh`

another way

sudo systemctl enable ssh
sudo systemctl start ssh.

Find the Raspberry Pi's IP Address

ping raspberrypi.local

nmap -sn 192.168.1.0/24

ssh pi@<your_pi_ip>

change setting

sudo raspi-config

init

sudo apt update
sudo apt upgrade

Setting