diff --git a/cheat-sheets/i3.md b/cheat-sheets/i3.md
index 56165b3..76fa2c7 100644
--- a/cheat-sheets/i3.md
+++ b/cheat-sheets/i3.md
@@ -18,7 +18,7 @@
 `mod + r`                         toggle resize mode
 mod + Strg + <                  move Workspace to on the left/right
 mod + Shift + s                 Enable Lockscreen
-
+mod + Shift + Pfeiltasten       tauscht Fenster
 ## Resize-Mode
 `hl/links/rechts`                   breite +-
 `jk/oben/unten`                     höhe +-
diff --git a/i3/config b/i3/config
index 19b3d27..7a70e88 100644
--- a/i3/config
+++ b/i3/config
@@ -181,7 +181,9 @@ mode "resize" {
 }
 
 bindsym $mod+r mode "resize"
-
+# ausblenden von Fensterrahmen bei nur einem Fenster
+hide_edge_borders smart
+#
 # Start i3bar to display a workspace bar (plus the system information i3status
 # finds out, if available)
 # auskommntiert weil polybar verwendet wird
diff --git a/polybar/config b/polybar/config
index 002c385..b401e6d 100644
--- a/polybar/config
+++ b/polybar/config
@@ -39,8 +39,8 @@ font-0 = fixed:pixelsize=10;1
 font-1 = unifont:fontformat=truetype:size=8:antialias=false;0
 font-2 = siji:pixelsize=10;1
 modules-left = i3
-modules-center =
-modules-right = nightscout_script backlight alsa memory cpu wlan eth_intern eth_dock battery date powermenu
+modules-center = nightscout_script backlight alsa memory cpu wlan eth_intern eth_dock battery date powermenu
+modules-right =
 tray-position = right
 tray-padding = 2
 tray-background = #888888
diff --git a/polybar/launch.sh b/polybar/launch.sh
index 70a82ec..a1038be 100755
--- a/polybar/launch.sh
+++ b/polybar/launch.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# Terminate already running bar instances
+# Terminate already running instances
 killall -q polybar
 # Launch bar
 for m in $(polybar --list-monitors | cut -d":" -f1); do