It seems like you've provided a text document with information about GerbView 10.20 installation on Apple devices.

To summarize the key points:

* GerbView is an advanced but easy-to-use application that enables users to view, print, and convert various file formats such as Gerber, ODB++, Adobe PDF, Excellon, HPGL/2, and others.

* It supports both RS-274D and RS-274X Gerber formats and can be used to convert older Gerber files to the new RS-274X extended format.

* The application is available for download in various editions, including Microsoft Office, pdf viewer, pdf creator, pdf editor, pdf convert, mail converter, and other office suites.

* After installation, users need to copy and paste a file from the Crack folder into the program's installation directory.

Additionally, GerbView 10.20 can be downloaded for free and is available in a 50.8 Mb or 50.9 Mb file size, depending on the edition.

If you have any specific questions about installing GerbView 10.20 on your Apple device or require further assistance with the installation process, feel free to ask!

GerbView 10.20 instal the new for apple