add apt-update; don't try to install unstable packages

[m1-debian] / README.md

diff --git a/README.md b/README.md
index b2da7a53fb4b9ffa1ad913f79f0e8a109a607e69..a04df989b50b2609fca0959f8ef3a354de5d86b7 100644 (file)
--- a/README.md
+++ b/README.md
@@ -2,11 +2,13 @@ This pages explains how to install Debian on Apple Silicon machines.
 
 # Tripwires
 The USB-A Port on the Mac Mini will not work in u-boot and grub.  The two
-additional USB-3 ports on the iMac 4 port model also don't work in u-boot, grub
+additional USB-3 ports on the iMac 4 port model don't work in u-boot, grub
 and Linux. In order to install Linux on a FileVault-enabled Mac run the
 installer from Recovery open Disk Utility > Expanding "Macintosh HD" >
 Selecting locked volume > click "Mount".
 
+# This installation is not suited to be mixed with other ASAHI or BSD installations until further investiation.
+
 # Artefacts
 If you don't want to use the prebuild artefacts, you can build them yourself using the [bootstrap.sh](https://git.zerfleddert.de/cgi-bin/gitweb.cgi/m1-debian/blob_plain/refs/heads/master:/bootstrap.sh) script.
 
@@ -41,6 +43,7 @@ If you don't want to use the prebuild artefacts, you can build them yourself usi
 
 * Install a desktop environment for example blackbox
 
+        apt-get update
         apt-get install -y xinit blackbox xterm firefox-esr lightdm
 
 * Create yourself an unprivileged user