From d783e77bb050a6491476087d4c89a8dc32added7 Mon Sep 17 00:00:00 2001
From: tiyn <tiyn@posteo.eu>
Date: Sat, 21 Feb 2026 18:17:25 +0100
Subject: [PATCH] adobe acrobat: added

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+# Adobe Acrobat 
+
+[Adobe Acrobat](https://get.adobe.com/reader/) is a PDF reader developed and distributed by
+[Adobe](https://www.adobe.com/).
+It is free.
+
+## Usage
+
+This section addresses the usage of Adobe Acrobat.
+
+### Adding Digital Signatures
+
+In many office applications digital signatures are used that verify a user using a smart card.
+To digitally sign first select `All tools` and `Use a certificate`.
+Then select `Digitally sign` and follow further on-screen instruction.