diff --git a/Dockerfile b/Dockerfile
index 3388bee..3cd979d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,8 @@
 # Use the official Python slim image
 FROM python:3.11-slim
 
+USER root
+
 # Install system dependencies including Tkinter, Xvfb, and X11 utilities
 RUN apt update && apt install -y \
     git \
@@ -21,7 +23,7 @@ RUN apt update && apt install -y \
     fluxbox \
     && rm -rf /var/lib/apt/lists/*
 
-
+# Set working directory
 WORKDIR /app
 
 RUN     mkdir ~/.vnc
@@ -29,25 +31,22 @@ RUN     x11vnc -storepasswd 1234 ~/.vnc/passwd
 
 COPY . .
 
-
-RUN pip install --no-cache-dir \
+# Install Python dependencies
+RUN pip install --break-system-packages --no-cache-dir \
     pyyaml \
     pysnmp \
-    pysnmp_sync_adapter \
     tkcalendar \
     pyperclip \
     black \
     tomli \
-    text-console
+    text-console \
+    pysnmp_sync_adapter
 
 # Set the DISPLAY environment variable for Xvfb
 ENV DISPLAY=:99
 
-COPY start.sh /start.sh
-RUN chmod +x /start.sh
-
 # Expose the VNC port
 EXPOSE 5990
 
 # Set the entrypoint to automatically run the script
-ENTRYPOINT ["/start.sh"]
+ENTRYPOINT ["bash", "/app/start.sh"]
diff --git a/README.md b/README.md
index 2269f72..0ee1f19 100644
--- a/README.md
+++ b/README.md
@@ -62,33 +62,6 @@ The software also includes a configurable printer dictionary, which can be easil
 
 Note on the ink waste counter reset feature: resetting the ink waste counter is just removing a lock; not replacing the tank will reduce the print quality and make the ink spill.
 
-## Install-2-go (macOS)
-Prerequirements: Docker, TigerVNC
-
-### 1. Install Tiger VNC Viewer
-
-```bash
-brew install tigervnc-viewer
-```
-
-### 2. Download Docker Image
-
-```bash
-docker pull mvoreakou/epson-god-mode:latest
-```
-
-### 3. App run
-```bash
-docker run --rm --publish 5990:5990 --env HOME=/ mvoreakou/epson-god-mode x11vnc -usepw -create
-```
-### 4. Open GUI
-Open tiger VNC that was installed on your mac, and fill
-
-`VNC server:` `localhost:5990`
-
-Click `Connect` & voila!
-
-
 ## Installation
 
 Install requirements using *requirements.txt*:
@@ -138,6 +111,46 @@ optional arguments:
 epson_print_conf GUI
 ```
 
+## Quick Start on macOS via Docker
+
+Prerequirements: Docker, a VNC client (e.g. TigerVNC, RealVNC, Remmina)
+
+To install TigerVNC Viewer via Homebrew:
+
+```bash
+brew install --cask tigervnc-viewer
+```
+
+Build the Docker Image:
+
+```bash
+git clone https://github.com/Ircama/epson_print_conf
+cd epson_print_conf
+sudo docker build -t epson_print_conf .
+```
+
+Run the Container:
+
+```bash
+sudo docker run -p 5990:5990 epson_print_conf
+```
+
+or
+
+```
+sudo docker run --publish 5990:5990 ircama/epson_print_conf
+```
+
+Open your VNC client and connect:
+
+```bash
+vncviewer localhost:90
+```
+
+(Password: 1234).
+
+## Usage notes
+
 ### How to import an external printer configuration DB
 
 With the GUI, the following operations are possible (from the file menu):
diff --git a/RELEASES.md b/RELEASES.md
index 0333f99..0157c96 100644
--- a/RELEASES.md
+++ b/RELEASES.md
@@ -37,3 +37,12 @@ git ls-remote --tags https://github.com/Ircama/epson_print_conf # list remote ta
 ```
 
 Then follow the tagging procedure again to add the tag to the latest commit.
+
+# Pushing the docker container
+
+```shell
+sudo docker login
+sudo docker buildx build --platform linux/amd64,linux/arm64 -t ircama/epson_print_conf --push .
+
+sudo docker run --publish 5990:5990 ircama/epson_print_conf
+```
diff --git a/start.sh b/start.sh
index a94f38a..ec43a9e 100644
--- a/start.sh
+++ b/start.sh
@@ -1,4 +1,12 @@
 #!/bin/bash
+set -e
+
+# Update repo at runtime
+if [ ! -d /app/.git ]; then
+    git clone https://github.com/Ircama/epson_print_conf.git /app
+else
+    cd /app && git pull
+fi
 
 echo "Starting Xvfb virtual display..."
 Xvfb :99 -screen 0 1280x800x24 &
@@ -21,4 +29,4 @@ x11vnc -display :99 -forever -nopw -bg -rfbport 5990 &
 sleep 2
 
 echo "Starting Tkinter application..."
-exec python ui.py
+exec python3 ui.py
diff --git a/ui.py b/ui.py
index dbb7e41..26f3efe 100644
--- a/ui.py
+++ b/ui.py
@@ -269,11 +269,18 @@ class EpsonPrinterUI(tk.Tk):
         hostname: str = None,
         conf_dict = {},
         replace_conf=False
-        ):
-        super().__init__()
+    ):
+        try:
+            super().__init__()
+        except Exception as e:
+            logging.critical("Cannot start program: %s", e)
+            quit()
         self.title("Epson Printer Configuration - v" + VERSION)
         self.geometry("500x500")
-        self.minsize(550, 600)
+        if self.call('tk', 'windowingsystem') == "x11":
+            self.minsize(600, 600)
+        else:
+            self.minsize(550, 600)
         self.printer_scanner = PrinterScanner()
         self.ip_list = []
         self.ip_list_cycle = None