diff --git a/doxygen/doc.cfg b/doxygen/doc.cfg
index 92e26a1..04ffffb 100644
--- a/doxygen/doc.cfg
+++ b/doxygen/doc.cfg
@@ -933,7 +933,7 @@ QHG_LOCATION           =
 # top of each HTML page. The value NO (the default) enables the index and
 # the value YES disables it.
 
-DISABLE_INDEX          = YES
+DISABLE_INDEX          = NO
 
 # This tag can be used to set the number of enum values (range [1..20])
 # that doxygen will group on one line in the generated HTML documentation.
@@ -948,7 +948,7 @@ ENUM_VALUES_PER_LINE   = 4
 # JavaScript, DHTML, CSS and frames is required (i.e. any modern browser).
 # Windows users are probably better off using the HTML help feature.
 
-GENERATE_TREEVIEW      = YES
+GENERATE_TREEVIEW      = NO
 
 # By enabling USE_INLINE_TREES, doxygen will generate the Groups, Directories,
 # and Class Hierarchy pages using a tree view instead of an ordered list.
@@ -974,7 +974,7 @@ FORMULA_FONTSIZE       = 10
 # there is already a search function so this one should typically
 # be disabled.
 
-SEARCHENGINE           = YES
+SEARCHENGINE           = NO
 
 #---------------------------------------------------------------------------
 # configuration options related to the LaTeX output