diff --git a/Release-Notes.md b/Release-Notes.md
index 0d2e03d..ac281b0 100644
--- a/Release-Notes.md
+++ b/Release-Notes.md
@@ -3,7 +3,7 @@
 * `added` Сopy all generated passwords / last generated password in list.
 * `added` Able to specify the number of generated passwords [1-1000].
 * `added` Remembering parameters in **Password generator** window.
-* `improved` Minor design changes in **About** window (For better performance while opening the window)
+* `improved` Design of **About** window was simplified for better performance.
 * `fixed` App now correctly working on systems with **.NET Framework v4.6.1** and higher.
 * `fixed` Bug with incorrect file name when creating a new file.
 
@@ -60,8 +60,6 @@
 * `fixed` Bug when the file save window did not close.
 * `fixed` App crashes when PC is locked.
 * `removed` Completely removed line numbers, due lack of performance and stability of this feature.
-* `dev` All names leaded to a single style.
-* `dev` Removed "Debug" from the main menu (still available on Ctrl+Space shortcut).
 
 ## v1.5.1 (2019-08-30)
 * `added` Notification in window title bar when file saved.
@@ -79,9 +77,6 @@
 * `fixed` Wrong behavior after try to close app [#22](https://github.com/Sigmanor/Crypto-Notepad/issues/22)
 * `fixed` Bug with incorrect file name.
 * `fixed` Many minor bugs. Added new bugs (not on purpose).
-* `dev` Migrated to **Visual Studio Community 2019**.
-* `dev` Removed unused code.
-* `dev` Added new string for **Debug**.
 
 
 ## v1.4.0 (2019-01-08)
@@ -96,13 +91,6 @@
 * `fixed` Issue when file name on Save/Open was incorrect or empty.
 * `improved` **Undo** function for editor.
 * `improved` **Settings** window.
-* `dev` Added debug menu.
-* `dev` Source code now is more readable.
-* `dev` All elements and variables now have more clear names (no more **button1** **textBox2** names and etc).
-* `dev` Сhanged work logic of most functions.
-* `dev` Project was moved to own [company](https://github.com/Crypto-Notepad)
-* `dev` Updater was moved to own [repo](https://github.com/Crypto-Notepad/Updater) 
-* `dev` Simplified some variables.
 
 
 ## v1.3.0 (2018-12-20)