Install Raspberry Pi Imager App

Enable SSH(Secure Shell) for remote connection

Scan Raspberry Pi’s IP address

Remote connect to PI

1	ssh account@ip-address

1	ssh pigtt@192.168.2.220

Install remote development extension for VSCode

Edit ssh config for convenience

1	/Users/YourUserName/.ssh/config

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Host pi5
    HostName 192.168.2.220
    User pigtt

ssh pi5

Enable VNC

Enter configuration tool via sudo raspi-config
Select 3 Interface Options
Enable VNC server

Install VNC viewer on mac

1	brew install vnc-viewer

Add public key to Raspberry Pi

In mac:

1	cat ~/.ssh/id_rsa.pub

In Raspberry Pi:

Add public key to ~/.ssh/authorized_keys.

Fix REMOTE HOST IDENTIFICATION warning

After reinstalling the os for Raspberry Pi, we got this warning when ssh.

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the ED25519 key sent by the remote host is
SHA256:4msrSFkhHN8LoGyAPVADNtMQjY+HKV8anlwzJLAI4V4.
Please contact your system administrator.
Add correct host key in /Users/lufan/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /Users/lufan/.ssh/known_hosts:9
Host key for 192.168.2.220 has changed and you have requested strict checking.
Host key verification failed.