When you scroll through the suggestions list with the up/down arrow key and then press tab, the highlighted suggestion is populated into the textbox, however the focus moves to the next tabbable element. The focus should stay within the current textbox, as if you had selected the suggestion by pressing enter.
Comments: This ticket was filed for a pre-15.1 version of AJAX Control Toolkit. If this is still an issue in v15.1 or later, please create a new inquiry.
Comments: This ticket was filed for a pre-15.1 version of AJAX Control Toolkit. If this is still an issue in v15.1 or later, please create a new inquiry.