How to Install Adobe Acrobat on your MAC Using Safari Web Browser Safari: Download and install Acrobat Reader DC Go to the Adobe Acrobat Reader download page and click Download Acrobat Reader. Double-click the .dmg file. (If you don't see the Safari Downloads window, click Finder > (User Name) > Downloads.) Double-click Install Adobe Acrobat Reader DC to start the installation. When asked if you are sure that you want to open the file, click Open. When prompted, enter your macOS user name and password. In case you do not remember your password, refer the Apple document: https://support.apple.com/HT202860 When you see the confirmation message that the installation is complete, click Finish.