### Launch First OnlyMonster Instance on macOS

Source: https://docs.onlymonster.ai/onlymonster-browser/onlymonster-browser-setup-guide/opening-onlymonster-in-two-separate-windows

Use this command in the macOS Terminal to launch the first instance of OnlyMonster Browser with a dedicated user data directory and profile name. Keep the Terminal window open.

```shell
"/Applications/OnlyMonsterBrowser.app/Contents/MacOS/OnlyMonsterBrowser" \
--user-data-dir="$HOME/OnlyMonsterProfile1" --profile-directory="Profile 1"
```

--------------------------------

### Configure Windows Shortcut for Separate Profile

Source: https://docs.onlymonster.ai/onlymonster-browser/onlymonster-browser-setup-guide/opening-onlymonster-in-two-separate-windows

Modify the target field of a Windows shortcut to launch OnlyMonster Browser with a specific user data directory for a separate profile. Ensure each profile has a unique path.

```shell
"C:\Program Files\OnlyMonsterBrowser\OnlyMonsterBrowser.exe" --user-data-dir="C:\Profiles\OnlyMonsterBrowser\account1"
```