diff --git a/_src/nebuchadnezzar/ca.md b/_src/nebuchadnezzar/ca.md
index bc6aa89..68a978b 100644
--- a/_src/nebuchadnezzar/ca.md
+++ b/_src/nebuchadnezzar/ca.md
@@ -3,6 +3,8 @@ title: Installing the CA Certifiacte
 layout: base.njk
 ---
 
+< [Back](/nebuchadnezzar/)
+
 # {{title}}
 
 Importing GF4's CA certificate is required to use matrix and recommended for https, imap, etc.  
@@ -31,27 +33,24 @@ When you import a CA certificate, your platform may display very serious warning
 
 **TODO**: Split these into seperate pages
 
-For all of these instructions, you'll need to download the certificate from [https://www.gf4.pw/ca.crt](https://www.gf4.pw/ca.crt).  
-
 ### Fedora/Arch Linux (or p11-kit)
 
-[https://wiki.archlinux.org/title/User:Grawity/Adding_a_trusted_CA_certificate](https://wiki.archlinux.org/title/User:Grawity/Adding_a_trusted_CA_certificate)
+```
+curl -s www.gf4/ca.crt | trust anchor --store gf4.crt
+```
 
-```
-curl -s https://www.gf4.pw/ca.crt \
-| trust anchor --store ca.crt
-```
+**source**: [Arch wiki: User:Grawity/Adding a trusted CA certificate](https://wiki.archlinux.org/title/User:Grawity/Adding_a_trusted_CA_certificate)
 
 ### Debian/Ubuntu
 
-```
-curl -s https://www.gf4.pw/ca.crt \
-| sudo tee /usr/local/share/ca-certificates/gf4.crt \
-| sudo tee /etc/ssl/certs/gf4.pem
-sudo chmod 644 /usr/local/share/ca-certificates/gf4.crt /etc/ssl/certs/gf4.pem
-```
+Open a terminal and run:
 
-Import the certificates into your browser too.  
+```
+sudo apt-get install -y ca-certificates curl
+curl -s www.gf4/ca.crt | sudo tee /usr/local/share/ca-certificates/gf4.crt
+sudo update-ca-certificates
+```
+**source**: [Ubuntu server docs: Security trust store](https://ubuntu.com/server/docs/security-trust-store)
 
 ### Android
 
@@ -63,7 +62,7 @@ Help wanted
 
 ### iPhone
 
-1. Open [https://www.gf4.pw/ca.crt](https://www.gf4.pw/ca.crt) in Safari.
+1. Open [www.gf4/ca.crt](http://www.gf4/ca.crt) in Safari.
 2. Safari will say "*This website is trying to download a configuration profile. Do you want to allow this?*". Tap **Allow**.
 3. Safari will then say "*Review the profile in Settings app if you want to install it.*". Tap **Close**.
 4. Settings -> General -> **VPN & Device Management** -> **gf4** -> **Install**. If you get a warning that complains about this being an *Unmanaged Root Certificate* and *Unverified Profile*, tap **Install** again. You will notice that **Not Verified** in red will turn into **Verified** in green.
@@ -71,6 +70,4 @@ Help wanted
 
 ### Windows
 
-Help wanted
-
-< [Back](/nebuchadnezzar/)
\ No newline at end of file
+Help wanted
\ No newline at end of file