Adobe recommends installing updates of the Acrobat DC and Reader DC for Windows & Mac 21.001.20135(planned update), as soon as possible, as it addresses some important bug fixes.
Acrobat DC with Adobe Document Cloud services is the complete PDF solution for working with your most important documents across desktop, web, and mobile devices. Update your Acrobat desktop app and mobile app, or sign into Acrobat Web to experience the new features and improvements.
Install updates from the Help menu of Acrobat/Reader DC, select Check for Updates.
Reboot the machine once, after updating the Adobe Acrobat/Reader DC.
For detailed information and to download the latest patch manually, please refer to the Release notes.
This update will bring the following improvements or new features to your application:
Modernized edit and crop PDF experience.
Acrobat Chrome extension enhancements.
Create a blank page PDF from the File menu.
Navigate form fields using the Tab key in authoring mode.
Auto-undock of the heads-up display (HUD) as per the window size.