Assign wifi static ip address to raspberry pi in bedroom

Modify /etc/dhcpcd.conf which is the DHCP configuration file

add the following

vi /etc/dhcpcd.conf # Use vi to edit the file and add the following configuration items

# Specify the interface wlan0 interface wlan0

# Specify a static IP, /24 means the subnet mask is 255.255.255.0

static ip_address=192.168.1.20/24

# router/gateway IP address

static routers=192.168.1.1

# Manually customize the DNS server

static domain_name_servers=114.114.114.114

# After the modification is completed, press the esc key and enter

:wq to save.

Restarting the Raspberry Pi takes effect sudo reboot