Adobe has released Acrobat DC and Acrobat Reader DC version 19.021.20056, an optional hotfix patch that addresses bug fixes. Information regarding known issues not covered at the time of release is available here (https://helpx.adobe.com/acrobat/kb/known-issues-acrobat-dc-reader.html).
Update checks can be manually activated by choosing Help/Check for Updates.
- Reader DC and other versions are available here: https://www.adobe.com/support/downloads/product.jsp?product=10&platform=Windows (https://www.adobe.com/support/downloads/product.jsp?product=10&platform=Windows)
- Acrobat DC for Windows is available here: http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Windows (http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Windows)
Note: UNcheck any pre-checked additional options presented with the update. They are not part of the software update and are completely optional.
Release Notes (https://www.adobe.com/devnet-docs/acrobatetk/tools/ReleaseNotesDC/continuous/dccontinuousoct2019qfe3.html#dccontinuousocttwentynineteenqfethree)