Guide forMASON-Arma 3

Check the requirements above, keep the key ready, and follow the steps in order.

Launch the licensed Arma 3 through Steam, set windowed mode, and close it before running the loader.

Official download page: https://mason.orion-security.su/launcher

1. Disable Windows Defender (Real-time protection) and any other antivirus (otherwise the loader will be blocked on download or launch); 2. Start Arma 3 and in the graphics settings set the window mode to “Borderless Window” or “Windowed”, then close the game; 3. Download the loader from the link: https://mason.orion-security.su/launcher, using your key that you received after payment; 4. Run the downloaded file as administrator, in the opened loader window select “Arma 3”, click on it, then click the “Run” button; 5. Wait for the loader to close; on a successful inject the loader will display a message with a “checkmark” and close, then launch Arma 3 via Steam; 6. After the game fully loads to the main menu, press “Insert” to open the cheat menu. If Insert is bound to another Arma 3 keybind — use “Home”.

After the Arma 3 main menu loads, press INSERT. If that key is already bound, use HOME.

1. After a successful launch of the cheat, configure it in the game main menu or directly in a match; 2. Go to the cheat tab “CONFIGURATION” and click on “Save config to clipboard”; 3. Minimize the game, create an empty “notepad” file in any convenient place on your desktop or local disk, then open it, right-click inside the notepad and select “paste”, you will get random symbols and letters, close the text file saving it; 4. To load the settings — open this file, select all the text, copy it, then in the cheat click “Load config from clipboard”.

Copy the saved configuration text and use Load config from clipboard in the product menu.

Full MASON document with known errors: https://docs.google.com/document/d/1yGlugedrFyYcZmkIerPLQOd1BCboeoTIGOLe7UlECGU/edit?usp=sharing

The following steps provide the English download, launch, configuration, and troubleshooting flow.

Official download page: https://mason.orion-security.su/launcher

1. Disable Windows Defender (Real-time protection) and any other antivirus (otherwise the loader will be blocked on download or launch); 2. Start Arma 3 and in the graphics settings set the window mode to “Borderless Window” or “Windowed”, then close the game; 3. Download the loader from the link: https://mason.orion-security.su/launcher, using your key that you received after payment; 4. Run the downloaded file as administrator, in the opened loader window select “Arma 3”, click on it, then click the “Run” button; 5. Wait for the loader to close; on a successful inject the loader will display a message with a “checkmark” and close, then launch Arma 3 via Steam; 6. After the game fully loads to the main menu, press “Insert” to open the cheat menu. If Insert is bound to another Arma 3 keybind — use “Home”.

Press INSERT after the Arma 3 main menu loads. Use HOME if INSERT is already bound.

1. After a successful launch of the cheat, configure it in the game main menu or directly in a match; 2. Go to the cheat tab “CONFIGURATION” and click on “Save config to clipboard”; 3. Minimize the game, create an empty “notepad” file in any convenient place on your desktop or local disk, then open it, right-click inside the notepad and select “paste”, you will get random symbols and letters, close the text file saving it; 4. To load the settings — open this file, select all the text, copy it, then in the cheat click “Load config from clipboard”.

Close Arma 3 and the loader, restart the PC, and retry as administrator. Use the official error document if the issue remains.

Official MASON troubleshooting document: https://docs.google.com/document/d/1yGlugedrFyYcZmkIerPLQOd1BCboeoTIGOLe7UlECGU/edit?usp=sharing