However, a critical note first: (released in 2008). It is no longer supported by Adobe, contains unpatched security vulnerabilities, and does not work properly on modern versions of Windows (Windows 10/11). Adobe officially recommends using the current Adobe Acrobat Reader DC (free).
Use (current version):
Dieser Artikel informiert Sie über die Hintergründe, die Risiken und was Sie bei der Suche nach dieser spezifischen Version beachten müssen. adobe reader 9 download kostenlos deutsch
If you still specifically need Reader 9 for an old system (e.g., Windows XP), here are its (in German/English context): However, a critical note first: (released in 2008)