Minor rewording.

wiki/src/doc/first_steps/persistence/configure.mdwn

@@ -63,9 +63,9 @@ unselecting one or several features.
 </div>
 
 <div class="bug">
-Currently, if you unselect a feature that has been activated, it will be
-deactivated after restarting Tails but the corresponding files will not be
-deleted from the persistent storage.
+If you unselect a feature that used to be activated, it will be
+deactivated after restarting Tails but the corresponding files will
+remain on the persistent storage.
 </div>
 
 <div class="icon">
@@ -91,8 +91,9 @@ When this feature is activated, the OpenPGP keys that you create or import are
 saved to the persistent storage.
 
 <div class="caution">
-If you manually edit or overwrite the configuration file
-<span class="filename">~/.gnupg/gpg.conf</span> you may lessen your anonymity,
+If you manually edit or overwrite the
+<span class="filename">~/.gnupg/gpg.conf</span> configuration file
+you may lessen your anonymity,
 weaken the encryption defaults or render GnuPG unusable.
 </div>
 
@@ -109,10 +110,10 @@ are saved to the permanent storage:
   - The SSH configuration file in <span class="filename">~/.ssh/config</span> 
 
 <div class="caution">
-If you manually edit the configuration file
-<span class="filename">~/.ssh/config</span>, make sure not to overwrite the
-default configuration from the file
-<span class="filename">/etc/ssh/ssh_config</span>. Otherwise, you may weaken the
+If you manually edit the <span class="filename">~/.ssh/config</span>
+configuration file, make sure not to overwrite the
+default configuration from the
+<span class="filename">/etc/ssh/ssh_config</span> file. Otherwise, you may weaken the
 encryption defaults or render SSH unusable.
 </div>