Extension method GetValueOrNull is exists in two assemblies. 

Clicking over an already selected word is not clearing the selection.

German localization for Automatic color is wrong in the Table border dialog.

The issue is hard to reproduce as it seems to depend on a specific combination between a resolution and text scaling.

When importing a DOCX file, the SdtType of  Rich Text Content Controls is not recognized correctly

As shown in the attached video

The ShowPlaceholder property of Content Control is not handled correctly when importing docx files.

In RichTextBox when IsTrackChangesEnabled = true, in a numbered list, after indenting and unindenting a line, the numbering of the list is incorrect.

Insert a Plain Text Content Control to current document.

Enter a character in the Content Control.

Undo and then Redo.

The  Content Control remains in placeholder mode, which is not supposed to.

Content Control Properties 'Use a style to format text typed into the empty control' option lost after XAML Export-Import

When a new line is placed right after a nbsp, the new line is ignored in the layout. This can be reproduced by importing the following HTML:

First&nbsp;<br/>Second

When importing Run fonts (<rFonts>) the East Asian Font attribute (<eastAsia>) is not supported.

Images with resolution higher than the image size currently visible in the document, are printed with low quality, as if the smaller image is scaled up.

The same is observed when an image is placed in header/footer and the document is zoomed in. Then the image should be rendered with better quality if available, but currently it isn't.

When there is Plain Text Content Control in a table and the table is deleted from the context menu and then the operation is undone, then the Properties dialog for the Plain Text Content Control cannot be displayed.

In specific cases, the box-drawing characters are not properly aligned and connected.

Observed:

When you start selecting from a line-start upwards over an empty paragraph and then down to the initial position does not clear the selection.

Can't open the popup of a Content Control, if there is another Content Control right after it

There is already Author property but it is not filled automatically. It should be filled using the RequestCurrentUserInfo event of the RadDocument, which is currently only used for track changes revisions. 

The "_x" string in a document variable value causes an infinite loop. 

1 Open RadRichTextBox and press Windows + . to to show the emoji box. 

2 Choose the emoji and press backspace to remove it.

Actual behavior: When you press the backspace to remove the emoji, a square is left

Expected behavior: When you press the backspace the emoji should be deleted.