Adobe Reader XI version 11.0.01 was a maintenance update released by Adobe Systems in January 2013
This version utilized "sandboxing" technology to isolate PDF processes, preventing malicious code from accessing system files. adobe reader xi 11001
: In the right-hand pane, select the Fill & Sign tool. You can then click anywhere on the document to start typing. This is ideal for adding brief sections or filling out blank areas. Adobe Reader XI version 11
Adobe ended technical support for all versions of Adobe Reader 11.x on October 15, 2017 Adobe Help Center No Further Updates adobe reader xi 11001