Dc V21.001.20135 - Adobe Acrobat

The release included significant enhancements to the browser extension to improve its reliability and performance.

Shortly after its release, users reported specific bugs in v21.001.20135, such as persistent security warnings when opening sub-PDFs within "Contents" documents. Adobe quickly addressed these stability and functional issues by releasing a follow-up patch, , just days later on February 15, 2021. Bug version 21.001.20135 - Adobe Community Adobe Acrobat DC v21.001.20135

In authoring mode, users could now navigate between form fields using the Tab key . The release included significant enhancements to the browser

Users gained the ability to create a blank page PDF directly from the main File menu. Critical Security and Bug Fixes Bug version 21

Windows users received an enhanced crash dialog to help Adobe diagnose and fix recurring stability issues. Known Issues and Rapid Follow-up

The update introduced a modernized experience for editing and cropping PDFs, aimed at improving workflow efficiency.

Adobe designated this as a "planned update" but urged immediate installation due to its security implications: