diff --git a/modules/joex/src/main/resources/reference.conf b/modules/joex/src/main/resources/reference.conf
index 50538aab..eaa28e7d 100644
--- a/modules/joex/src/main/resources/reference.conf
+++ b/modules/joex/src/main/resources/reference.conf
@@ -699,13 +699,13 @@ Docpell Update Check
     }
   }
 
-  # Configuration of the full-text search engine.
+  # Configuration of the full-text search engine. (the same must be used for restserver)
   full-text-search {
     # The full-text search feature can be disabled. It requires an
     # additional index server which needs additional memory and disk
     # space. It can be enabled later any time.
     #
-    # Currently the SOLR search platform is supported.
+    # Currently the SOLR search platform and PostgreSQL is supported.
     enabled = false
 
     # Which backend to use, either solr or postgresql
diff --git a/modules/restserver/src/main/resources/reference.conf b/modules/restserver/src/main/resources/reference.conf
index f6d2fa34..e3d3d063 100644
--- a/modules/restserver/src/main/resources/reference.conf
+++ b/modules/restserver/src/main/resources/reference.conf
@@ -289,13 +289,13 @@ docspell.server {
     secret = ""
   }
 
-  # Configuration of the full-text search engine.
+  # Configuration of the full-text search engine. (the same must be used for joex)
   full-text-search {
     # The full-text search feature can be disabled. It requires an
     # additional index server which needs additional memory and disk
     # space. It can be enabled later any time.
     #
-    # Currently the SOLR search platform is supported.
+    # Currently the SOLR search platform and PostgreSQL is supported.
     enabled = false
 
     # Which backend to use, either solr or postgresql
diff --git a/website/site/content/docs/configure/fulltext-search.md b/website/site/content/docs/configure/fulltext-search.md
index f67dfc74..d9d112b9 100644
--- a/website/site/content/docs/configure/fulltext-search.md
+++ b/website/site/content/docs/configure/fulltext-search.md
@@ -29,6 +29,9 @@ full-text-search {
 All docspell components must provide the same fulltext search
 configuration.
 
+The features provided for full text search depends on the backend.
+Docspell only hands the query to the backend and thus content queries
+may not work across different fulltext search backends.
 
 ## SOLR
 
@@ -46,8 +49,8 @@ subsection:
   }
 ```
 
-The default configuration at the end of this page contains more
-information about each setting.
+The [default configuration](@/docs/configure/main.md#default-config)
+contains more information about each setting.
 
 The `solr.url` is the mandatory setting that you need to change to
 point to your SOLR instance. Then you need to set the `enabled` flag
@@ -60,7 +63,7 @@ That will provide you with the connection url (the last part is the
 core name). If Docspell detects an empty core it will run a schema
 setup on start automatically.
 
-The `full-text-search.solr` options are the same for joex and the
+The `full-text-search.solr` options must be the same for joex and the
 restserver.
 
 Sometimes it is necessary to re-create the entire index, for example
diff --git a/website/site/content/docs/install/download_run.md b/website/site/content/docs/install/download_run.md
index bd2be11e..95fddefb 100644
--- a/website/site/content/docs/install/download_run.md
+++ b/website/site/content/docs/install/download_run.md
@@ -1,5 +1,5 @@
 +++
-title = "Download & Run"
+title = "Manual Installation"
 weight = 22
 +++
 
diff --git a/website/site/content/docs/install/prereq.md b/website/site/content/docs/install/prereq.md
index d7a70fc7..4e711ce8 100644
--- a/website/site/content/docs/install/prereq.md
+++ b/website/site/content/docs/install/prereq.md
@@ -69,9 +69,9 @@ sudo apt-get install ghostscript tesseract-ocr tesseract-ocr-deu tesseract-ocr-e
 
 # Apache SOLR
 
-SOLR is used to provide the fulltext search feature. This feature can
-be disabled, so installing SOLR is optional. But without it, there is
-no fulltext search.
+SOLR is a very powerful fulltext search engine and can be used to
+provide the fulltext search feature. This feature is disabled by
+default, so installing SOLR is optional.
 
 When installing manually (i.e. not via docker), just install solr and
 create a core as described in the [solr
@@ -83,11 +83,21 @@ When using the provided `docker-compose.yml` setup, SOLR is already setup.
 
 SOLR must be reachable from all joex and all rest server components.
 
+{% infobubble(title="Multiple fulltext search backends") %}
+
+Docspell can also use
+[PostgreSQL](@/docs/configure/fulltext-search.md#postgresql) as its
+fulltext search backend. This is not as powerful, but doesn't require
+to install SOLR.
+
+{% end %}
+
+
 # Database
 
 Both components must have access to a SQL database. The SQL database
-contains all data (including binary files) and is the central
-component of docspell. Docspell has support these databases:
+contains all data (including binary files by default) and is the
+central component of docspell. Docspell has support these databases:
 
 - PostreSQL
 - MariaDB