<para>There are several ways to add an application to the panel, of which the easiest is to right-click on the panel, and from the context menu which appears, select <menuchoice><guimenu>Panel Menu</guimenu><guisubmenu>Add</guisubmenu><guisubmenu>Application Button</guisubmenu></menuchoice> and then the application for which you want to add a link.</para>
<para>For more ways of adding buttons to the panel, refer to the &kicker; Handbook.</para>
<para>The panel disappearing is usually due to it crashing. This is most often caused by loading an applet that has a fatal bug or due to a bad installation of &kde; and/or the panel.</para>
<para>The easiest way to get the panel back is to launch the <guilabel>Run Command</guilabel> window by pressing <keycombo action="simul">&Alt;<keycap>F2</keycap> </keycombo> and entering <userinput><command>kicker</command></userinput> and then pressing the <guibutton>OK</guibutton> button.</para>
<para>If the panel continues to disappear, you may wish to either remove or edit by hand your <filename>$<envar>TDEHOME</envar>/share/config/kickerrc</filename> file, where <filename class="directory">$<envar>TDEHOME</envar></filename> is usually <filename class="directory">~/.trinity</filename>. If you choose to edit it by hand, start by removing the applet entry groups.</para>