requested changes

docs/guides/vpn/wireguard/client.md

@@ -169,9 +169,9 @@ Next, add your server as peer for this client:
 
 ```bash
 echo "[Peer]" > "${name}.conf"
-echo "AllowedIPs = 10.100.0.1/32, fd08:4711::1/128" > "${name}.conf"
-echo "Endpoint = [your public IP or domain]:47111" > "${name}.conf" # Edit to add your Internet facing device
-echo "PersistentKeepalive = 25" > "${name}.conf"
+echo "AllowedIPs = 10.100.0.1/32, fd08:4711::1/128" >> "${name}.conf"
+echo "Endpoint = [your public IP or domain]:47111" >> "${name}.conf" # Edit to add your Internet facing device
+echo "PersistentKeepalive = 25" >> "${name}.conf"
 ```
 
 Then add the public key of the server as well as the PSK for this connection:
@@ -202,13 +202,13 @@ That's it.
 You can now copy the configuration file to your client (if you created the config on the server). If the client is a mobile device such as a phone, `qrencode` can be used to generate a scanable QR code:
 
 ```bash
-sudo qrencode -t ansiutf8 < "/etc/wireguard/${name}.conf"
+qrencode -t ansiutf8 < "/etc/wireguard/${name}.conf"
 exit
 ```
 
 (you may need to install `qrencode` using `sudo apt-get install qrencode`)
 
-You can directly scan this QR code with the official WireGuard app after clicking on the blue plus symbol in the lower right corner.
+You can directly scan this QR code with the official WireGuard app after clicking on the blue plus symbol in the lower right corner. You can also run `sudo qrencode -t ansiutf8 < "/etc/wireguard/[client_name].conf"` to display the QR code after exiting sudo mode.
 
 ## Connect to your WireGuard VPN
 

docs/guides/vpn/wireguard/server.md

@@ -180,8 +180,8 @@ But if you are using `unbound` to provide a recursive DNS server solution based
 
 ```bash
 sudo -i
-sudo echo "access-control: 192.168.1.0/24 allow" >> /etc/unbound/unbound.conf.d/pi-hole.conf
-sudo /etc/init.d/unbound restart
+echo "access-control: 192.168.1.0/24 allow" >> /etc/unbound/unbound.conf.d/pi-hole.conf
+systemctl restart unbound
 exit
  ```