diff --git a/DOM-inspector.md b/DOM-inspector.md
index 4be4e0b..9512e52 100644
--- a/DOM-inspector.md
+++ b/DOM-inspector.md
@@ -12,4 +12,9 @@ Whereas the element picker is useful to interactively create cosmetic filters th
 - To create very specific cosmetic filters by selecting an element directly in the DOM hierarchy.
 - To create exception cosmetic filters.
 
-[TODO: complete]
\ No newline at end of file
+#### Creating cosmetic filter exception:
+
+- Locate the filter (red text) by moving mouser around in DOM inspector tree (elements on page should highlight, on Firefox you will clearly see elements previously hidden now highlighted in red)
+- Click on it (hidden element highlighting should change to green)
+- Click on save icon in DOM inspector toolbar (floppy disk)
+- Reload page