If you need help locating your legitimate Adobe Acrobat XI Pro license or installing it properly from an official backup, I can guide you through that instead.
A legitimate installation might trigger a "Missing amtlib.dll" or "amtlib.dll not found" error. This can happen due to an overzealous antivirus program deleting the file or a corruption during a system update. adobe acrobat xi pro 11 amtlib dll downloadl link
It is important to note that Adobe officially ended support for on October 15, 2017 . End of support for Adobe Acrobat XI and Reader XI If you need help locating your legitimate Adobe
To download the amtlib.dll file, follow these steps: follow these steps: