diff --git a/doc/2-interface/docking.png b/doc/2-interface/docking.png
index ba4d6973f..35b828688 100644
Binary files a/doc/2-interface/docking.png and b/doc/2-interface/docking.png differ
diff --git a/doc/2-interface/interface1.png b/doc/2-interface/interface1.png
index 33018b0b5..a6bb8507d 100644
Binary files a/doc/2-interface/interface1.png and b/doc/2-interface/interface1.png differ
diff --git a/doc/2-interface/menu-bar.md b/doc/2-interface/menu-bar.md
index 2a6c184a5..69045bd0e 100644
--- a/doc/2-interface/menu-bar.md
+++ b/doc/2-interface/menu-bar.md
@@ -189,7 +189,7 @@ it's not really useful, unless you're a developer and want to use a command stre
 
 - _**find/replace**:_ shows [the Find/Replace window](../8-advanced/find-replace.md).
 
-- **clear**: allows you to mass-delete things like songs, instruments and the like.
+- **clear**: opens a window that allows you to mass-delete things like songs, unused instruments, and the like.
 
 # settings
 
diff --git a/doc/6-sample/sample-editor.png b/doc/6-sample/sample-editor.png
index 1086e43d4..74a8b922f 100644
Binary files a/doc/6-sample/sample-editor.png and b/doc/6-sample/sample-editor.png differ
diff --git a/doc/7-systems/opl.md b/doc/7-systems/opl.md
index ac82ded0e..ecc9b4755 100644
--- a/doc/7-systems/opl.md
+++ b/doc/7-systems/opl.md
@@ -81,4 +81,4 @@ afterwards everyone moved to Windows and software mixed PCM streaming...
 
 # info
 
-this chip uses the [FM (OPL)](../4-instrument/fm-opl.md) instrument editor.
+this chip uses the [FM (OPL)](../4-instrument/fmopl.md) instrument editor.
diff --git a/doc/7-systems/opll.md b/doc/7-systems/opll.md
index f32f1eefc..91a3ac6ac 100644
--- a/doc/7-systems/opll.md
+++ b/doc/7-systems/opll.md
@@ -66,7 +66,7 @@ the YM2413 is equipped with the following features:
 
 # info
 
-this chip uses the [FM (OPLL)](../4-instrument/fm-opll.md) instrument editor.
+this chip uses the [FM (OPLL)](../4-instrument/fmopll.md) instrument editor.
 
 ## chip options
 
diff --git a/doc/7-systems/opz.md b/doc/7-systems/opz.md
index c4b0413a9..d7a1071cb 100644
--- a/doc/7-systems/opz.md
+++ b/doc/7-systems/opz.md
@@ -116,4 +116,4 @@ no plans have been made for TX81Z MIDI passthrough, because:
 
 # info
 
-this chip uses the [FM (OPZ)](../4-instrument/opz.md) instrument editor.
+this chip uses the [FM (OPZ)](../4-instrument/fm.md) instrument editor.