diff --git a/general_concepts/colors/viewing_conditions.rst b/general_concepts/colors/viewing_conditions.rst
--- a/general_concepts/colors/viewing_conditions.rst
+++ b/general_concepts/colors/viewing_conditions.rst
@@ -51,7 +51,7 @@
    :align: center
 
 
-But when you get the t-shit from the printer, you notice that all your colors look off, mismatched, and maybe too yellowish (and when did that T-Shirt become purple?).
+But when you get the t-shirt from the printer, you notice that all your colors look off, mismatched, and maybe too yellowish (and when did that T-Shirt become purple?).
 
 This is where white points come in.
 
diff --git a/general_concepts/projection/practical.rst b/general_concepts/projection/practical.rst
--- a/general_concepts/projection/practical.rst
+++ b/general_concepts/projection/practical.rst
@@ -51,12 +51,12 @@
 .. image:: /images/en/category_projection/projection_image_40.png 
    :align: center
 
-Conclusion and afterthoughts:
-=============================
+Conclusion and afterthoughts
+============================
 
 I probably didn’t make as nice result images as I could have, especially if you compare it to the 3d images. However, you can still see that the main landmarks are there. The real use of this technique lies in poses though, and it allows you to iterate on a pose quite quickly once you get the hang of it.
 
-Generally, It’s worth exploring, if only because it improves your spatial sense.
+Generally, it’s worth exploring, if only because it improves your spatial sense.
 
 .. seealso::
 
diff --git a/reference_manual/brushes/brush_engines/pixel_brush_engine.rst b/reference_manual/brushes/brush_engines/pixel_brush_engine.rst
--- a/reference_manual/brushes/brush_engines/pixel_brush_engine.rst
+++ b/reference_manual/brushes/brush_engines/pixel_brush_engine.rst
@@ -65,7 +65,7 @@
 Hue, Saturation, Value
 ~~~~~~~~~~~~~~~~~~~~~~
 
-These parameters allow you to do a HSV adjustment filter on the :ref:`option_source` and control it with Sensors.
+These parameters allow you to do an HSV adjustment filter on the :ref:`option_source` and control it with Sensors.
 
 .. image:: /images/en/Krita_2_9_brushengine_HSV_01.png
 
diff --git a/reference_manual/layers_and_masks/clone_layers.rst b/reference_manual/layers_and_masks/clone_layers.rst
--- a/reference_manual/layers_and_masks/clone_layers.rst
+++ b/reference_manual/layers_and_masks/clone_layers.rst
@@ -28,7 +28,7 @@
 
 #. Have a Paint Layer where you draw your character
 #. Use the Clone Layer feature to create a clone of the layer that you drew your character on
-#. Apply a HSV filter mask to the clone layer to make the shapes on it white (or blue, or green etc.)
+#. Apply an HSV filter mask to the clone layer to make the shapes on it white (or blue, or green etc.)
 #. Apply a blur filter mask to the clone layer so it looks like a "glow"
 
 As you keep painting and adding details, erasing on the first layer, Krita will automatically update the clone layer, making your "glow" apply to every change you make.
diff --git a/reference_manual/preferences/display_settings.rst b/reference_manual/preferences/display_settings.rst
--- a/reference_manual/preferences/display_settings.rst
+++ b/reference_manual/preferences/display_settings.rst
@@ -73,7 +73,7 @@
 
 .. versionadded:: 4.0
 
-This allows configuring a automatic pixel-by-pixel gid, which is very useful for doing pixel art.
+This allows configuring an automatic pixel-by-pixel grid, which is very useful for doing pixel art.
 
 Color
     The color of the grid.
diff --git a/reference_manual/tools/reference_images_tool.rst b/reference_manual/tools/reference_images_tool.rst
--- a/reference_manual/tools/reference_images_tool.rst
+++ b/reference_manual/tools/reference_images_tool.rst
@@ -19,7 +19,9 @@
 .. versionadded:: 4.1
 
 The reference images tool is a replacement for the reference images docker. You can use it to load images from your disk as reference, which can then be moved around freely on the canvas and placed wherever.
+
 Tool Options
+------------
 
 Add reference image
     Load a single image to display on the canvas.