Hi, this is the message I receive when running dietpi-update:
root@DietPi:~# dietpi-update
[ OK ] DietPi-Update | Root access verified.
[ OK ] DietPi-Update | RootFS R/W access verified.
DietPi-Update
─────────────────────────────────────────────────────
Mode: Checking for DietPi updates
[ INFO ] DietPi-Update | Checking mirror: https://raw.githubusercontent.com/MichaIng/DietPi/master/dietpi/server_version-6
[ OK ] DietPi-Update | Using update server: https://raw.githubusercontent.com/MichaIng/DietPi/master/dietpi/server_version-6
[ OK ] DietPi-Update | Update available
[ INFO ] DietPi-Update | Current version : v6.22.3 (branch: Fourdee/master)
[ INFO ] DietPi-Update | Latest version : v6.24.1 (branch: MichaIng/master)
[ OK ] DietPi-Update | DietPi-Userdata validation: /mnt/dietpi_userdata
[ OK ] DietPi-Update | Free space check: path=/ | available=24832 MiB | required=100 MiB
[ SUB1 ] DietPi-Services > stop
[ OK ] DietPi-Services | stop : cron
[ OK ] DietPi-Services | stop : docker
[ OK ] DietPi-Services | stop : lighttpd
[ OK ] DietPi-Update | wget https://raw.githubusercontent.com/MichaIng/DietPi/master/dietpi/pre-patch_file -O pre-patch_file
DietPi-Pre-patch
─────────────────────────────────────────────────────
Mode: Applying pre-patches
[ OK ] Successfully applied pre-patches
[ INFO ] DietPi-Update | APT update, please wait…
Hit:1 http://raspbian.raspberrypi.org/raspbian stretch InRelease
Hit:2 https://download.docker.com/linux/raspbian stretch InRelease
Hit:3 https://archive.raspberrypi.org/debian stretch InRelease
Reading package lists…
[ OK ] DietPi-Update | G_AGUP
[ INFO ] DietPi-Update | APT upgrade, please wait…
[ OK ] DietPi-Update | G_AGUG
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 120 0 120 0 0 393 0 --:–:-- --:–:-- --:–:-- 393
curl: (7) Failed to connect to codeload.github.com port 443: Connection refused
[FAILED] DietPi-Update | Download failed, unable to run update. Please try running dietpi-update again.