diff --git a/Important-tips.md b/Important-tips.md
index e2b97c6..0dc2c76 100644
--- a/Important-tips.md
+++ b/Important-tips.md
@@ -1,6 +1,7 @@
 ### General:
+* **All options have additional description in tooltip.**
 * Use high quality source files. **This little detail have a major impact on the final result.**
-* Read tooltip of _High/Ultra quality_ option. There are many important informations there.
+* **Read** tooltip of _High/Ultra quality_ option. There are many important informations there.
 * All subdirectories in input directory/archive will be parsed too.
 * When converting images smaller than device resolution remember to enable upscaling.
 * The first image found will be set as the comic's cover.
@@ -15,5 +16,6 @@
 * Don't use Calibre reader to preview files created by KCC. It can't parse them correctly.
 
 ### Hardware:
+* **Automatic zoom of every corner can be only disabled directly on Kindle.** There is no KCC option to do that.
 * If you use **Kindle Keyboard** you **must** update firmware to version 3.4. Otherwise it will not be able open MOBI files created by KCC.
 * Using high/ultra quality output option with Kindle Fire HD/HDX in most cases is just waste of space.
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