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+KOReader supports clipboard copy and paste operations.
+
+## Reader
+To **copy** a block of text to the clipboard from the reader:
+
+Hold the start point of the block and drag the end of the selection, then press Copy.
+
+![1](https://user-images.githubusercontent.com/62179190/119809509-dda47000-beed-11eb-8e55-a581928add81.png)
+--
+To change the block boundaries tap the selection and move boundaries with the popup menu buttons.
+
+![2](https://user-images.githubusercontent.com/62179190/119809517-e006ca00-beed-11eb-9dcf-ddbcf8fb1e92.png)
+--
+Then press ... and Copy.
+
+![3](https://user-images.githubusercontent.com/62179190/119809523-e1d08d80-beed-11eb-81c6-ff1f862c73df.png)
+--
+
+## Input dialogs
+
+The Clipboard popup menu in the input dialogs is invoked with a hold at any position of the input field.
+
+The clipboard is available in all input dialogs.
+
+![7](https://user-images.githubusercontent.com/62179190/119809556-e85f0500-beed-11eb-8488-3815244b9078.png)
+--
+![8](https://user-images.githubusercontent.com/62179190/119809569-ea28c880-beed-11eb-8e1d-52eb8429d28d.png)
+--
+To **paste** a block of text to the input field of input dialogs:
+
+Put the cursor to desired location with a tap or virtual keyboard arrow buttons, invoke the Clipboard menu and press Paste.
+
+The clipboard content can be edited prior to paste.
+
+![4](https://user-images.githubusercontent.com/62179190/119809532-e39a5100-beed-11eb-981a-807eaa33d092.png)
+--
+
+To **copy** a text to the clipboard from input dialogs invoke the Clipboard menu and press:
+
+All - to copy all text;
+
+Line - to copy a line with the cursor;
+
+Word - to copy a word with the cursor.
+
+![5](https://user-images.githubusercontent.com/62179190/119809541-e4cb7e00-beed-11eb-9002-04034f148626.png)
+--
+![6](https://user-images.githubusercontent.com/62179190/119809549-e6954180-beed-11eb-93d3-94dd599f2219.png)
+--
+To **copy** a block of text to the clipboard from input dialogs:
+- invoke the Clipboard menu and press Select;
+- put the cursor to the start point of a selection and hold any point of the input field;
+- put the cursor to the end point of a selection and hold any point of the input field.
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