- Unzip the downloaded “temDM_specImager_linux_#.#.zip” file into any folder of your Linux file system. Caution: The '_internal' folder consists of dynamic link, thus cannot be transferred via, fore instance, standard USB sticks.
- Launch the program by double-clicking at “SpecImager” file. 
- After the first launch, the program creates the “temDM SpectrumImager” folder in the ".config" directory where your personal settings, the current path for opening/storing files and the log file are stored.

- Optional:  Register the app in your Linux Menu.
1. copy the 'SpecImager.desktop' file Go to ~/.local/share/applications/ folder, create A file 'SpecImager.desktop' with the following content:
	
Desktop Entry]
Name=SpecImager
Comment=Treatment of EELS and EDX spectrum-images
Exec=/home/**your_name_folder**/temDM_SpecrumImager/SpecImager
Icon=/home/**your_name_folder**/temDM_SpectrumImager/SpectrumImager_icon.png
Terminal=false
Type=Application
Categories=Science;Utility;

where you type the actual folder path where you placed the program instead of **your_name_folder**;
3. make it executable - run in terminal: chmod +x ~/.local/share/applications/SpecImager.desktop;
4. refresh application database - run in terminal: update-desktop-database ~/.local/share/applications/;
5. restart the system.

After that you should find the SpecImager icon in your Apps Menu.
