diff --git a/home-environments/radio/files/.config/sioyek/prefs_user.config b/home-environments/radio/files/.config/sioyek/prefs_user.config
index 8a03f21..ad2416f 100644
--- a/home-environments/radio/files/.config/sioyek/prefs_user.config
+++ b/home-environments/radio/files/.config/sioyek/prefs_user.config
@@ -16,13 +16,16 @@ visual_mark_color    0.0 0.0 0.0 0.1
 # Highlight color when text is a search match
 search_highlight_color  0.0 1.0 0.0
 
-# Hihglight color for PDF links (note that highlight is off by default
+# Highlight color for PDF links (note that highlight is off by default
 # and can only be seen by performing a toggle_highlight command. See keys.config for more details)
 link_highlight_color    0.0 0.0 1.0
 
 # Hihglight color for synctex forward search highlights
 synctex_highlight_color    1.0 0.0 1.0
 
+# Displays an overview of destination when hovering over a  link  with  mouse.
+ hover_overview 1
+
 # Urls to use when executing external_search commands
 search_url_a  https://annas-archive.org/search?q=
 search_url_m  https://metager.org/meta/meta.ger3?eingabe=
@@ -46,7 +49,7 @@ horizontal_move_amount    1.0
 move_screen_ratio         0.5
 
 # If 0, Table of Contents is shown in a hierarchial tree, otherwise it is a flat list (can improve performance for extremely large table of contents)
-flat_toc                  1
+flat_toc                  0
 
 # If it is 1, when launching the application if we detect multiple monitors, we automatically launch the helper window in second monitor
 should_use_multiple_monitors        0
@@ -78,10 +81,10 @@ should_draw_unrendered_pages  0
 rerender_overview 1
 
 ## Size of the overview window (1 being as large as the window, valid range is [0, 1])
-# overview_size 0.5 0.5
+overview_size 0.5 0.5
 
 ## Offset of the center of the overview window ((0,0) being the center of the screen and valid raneg is [-1, 1])
-# overview_offset 0.5 0.5
+overview_offset 0.5 -0.5
 
 # Use linear texture filtering instead of nearest-neighbor
 # Can improve appearance in very high-resolution screens 
@@ -104,7 +107,7 @@ ui_font Meslo LG M DZ
 font_size 12
 
 ## Semicolon-separated list of command to execute upon sioyek startup
-#startup_commands    toggle_visual_scroll;toggle_dark_mode
+startup_commands toggle_highlight
 
 ## Background color to use when executing `toggle_custom_color`
 custom_background_color 0.09 0.09 0.09
@@ -135,8 +138,8 @@ single_main_window_move 100 100
 #touchpad_sensitivity 1.0
 
 ## Configure the appearance of page separator
-#page_separator_width 2
-#page_separator_color  0.9 0.9 0.9
+page_separator_width 1
+page_separator_color  0.0 0.0 0.0
 
 # Ratio of page width to use for `fit_to_page_width_ratio` command
 fit_to_page_width_ratio 0.75
@@ -155,7 +158,7 @@ ruler_x_padding 5.0
 ## We use mupdf to determine lines for visual mark. However, we do have a custom algorithm for image documents
 ## if `force_custom_line_algorithm` is 1, then we use our custom algorithm instead of mupdf even for documents 
 ## that have lines.
-#force_custom_line_algorithm 0
+force_custom_line_algorithm 1
 
 # A directory which sioyek watches for new papers. If a new paper added to this directory
 # while we are creating a portal from another document, this new document will automatically