ATM for WIN-OS/2 is automatically installed when you install the OS/2 base code. However, the 13 "IBM Core Fonts" that are automatically installed for you in OS/2 PM are not installed under WIN-OS/2. In fact ATM for WIN-OS/2 is itself not active until you install at least one font. This is why you will see an "X" over the ATM icon when you start the WIN-OS/2 Full-Screen command prompt if you have not installed any fonts. Included on the device drivers diskettes are the necessary font files to install these "IBM Core Fonts" for WIN-OS/2. They are currently located on device driver diskette #5.
As mentioned previously, it is a good idea to have the WIN-OS/2 ATM icon on your OS2 PM desktop if you manage fonts frequently. There are two ways to do this:
Under certain conditions ATM may become disabled or you may want to remove it for performance reasons if you only use standard fonts. In either case ATM for WIN-OS/2 is activated based on entries in the SYSTEM.INI file located in the path \OS2\MDOS\WINOS2. If installed correctly you will see the following statements:
To disable ATM: