Small improvements of instructions for Raspberry Pi 4 Model B

Author: yuiseki

Raspberry_Pi_4_Model_B/As_WiFi_AP/01_Write_OS.md

@@ -10,8 +10,8 @@
   - Select your SD Card
 - Click gear icon (advanced settings menu)
   - Check ON: Set hostname: raspberrypi.local
-  - ** Check ON: Enable SSH **
-  - ** Check OFF: Configure WiFi **
+  - **Check ON: Enable SSH**
+  - **Check OFF: Configure WiFi**
   - Check ON: Set locale settings
     - Enter your Time zone and Keyboard layout
 - WRITE

Raspberry_Pi_4_Model_B/As_WiFi_AP/02_SSH_to_Pi.md

@@ -2,6 +2,7 @@
 
 - Insert Micro SD Card to your Raspberry Pi
 - Connect the USB-C power adapter to your Raspberry Pi
+- Connect the Network cable to your Raspberry Pi
 
 ### SSH Log in to your Raspberry Pi
 

Raspberry_Pi_4_Model_B/As_WiFi_AP/03_Setup_hostapd.md

@@ -5,6 +5,7 @@
 ### Edit `/etc/dhcpcd.conf`
 
 - `sudo vim /etc/dhcpcd.conf`
+- To enter the insert mode of vim, press `i`
 - ADD following lines to the END of file:
 
 ```
@@ -13,10 +14,13 @@ interface wlan0
     nohook wpa_supplicant
 ```
 
+- To Save and Exit vim, press `Esc`, then input `:wq!`
+
 ### Add `/etc/hostapd/hostapd.conf`
 
 - `sudo vim /etc/hostapd/hostapd.conf`
-- Create a new file with the following contents
+- To enter the insert mode of vim, press `i`
+- Create a new file with the following contents:
 
 ```
 country_code=JP
@@ -31,6 +35,8 @@ wpa_pairwise=TKIP
 rsn_pairwise=CCMP
 ```
 
+- To Save and Exit vim, press `Esc`, then input `:wq!`
+
 ### Star up `hostapd`
 
 - Unblock WiFi

Raspberry_Pi_4_Model_B/As_WiFi_AP/04_Setup_dnsmasq.md

@@ -5,7 +5,9 @@
 ### Edit `/etc/dnsmasq.conf`
 
 - `sudo mv /etc/dnsmasq.conf /etc/dnsmasq.conf.orig`
-- `sudo vim /etc/dnsmasq.conf` and rewrite as following:
+- `sudo vim /etc/dnsmasq.conf`
+- To enter the insert mode of vim, press `i`
+- Rewrite all as following:
 
 ```
 # Listening interface
@@ -22,6 +24,8 @@ domain=local
 expand-hosts
 ```
 
+- To Save and Exit vim, press `Esc`, then input `:wq!`
+
 ### Start up `dnsmasq`
 
 - Start up `dnsmasq`