I've taken note of the key ('free for mac instal FontCreator Professional 15.0.0.2951') and the text you provided.

It seems like there's a lot of information about font editors, specifically FontCreator and BirdFont. I'll summarize the main points for you:

* BirdFont is a free and open-source desktop tool for creating fonts.

* FontCreator is the world's most popular font editor with over 4.5 million downloads, offering an advanced feature set suitable for professionals and an intuitive interface for users of all expertise levels.

* There are different editions of FontCreator available, including home edition and professional edition.

Regarding the installation process:

* To install FontCreator Professional on a Mac, you can use the USB installer to update your Mac. This will allow you to install copies of macOS on multiple supported Macs.

* When adding fonts to Windows Office, you should go through the Systems Fonts folder in the Control Panel or add the font to the Font Book and copy it to the Windows Office Compatible folder.

Lastly, there's information about packaging fonts in .zip files to reduce file size and make them easier to distribute.

Free for mac instal FontCreator Professional 15.0.0.2951