CheckListBox Header is not working lazarus / 10-Designer ---------------------------------------------------------------------- Never · 2014-10-10 14:59 is this feature implemented? CheckListBox1.Header[index]:=True ??? Tried all styles but nothing can someone confirm this? or i'm missing something? ---------------------------------------------------------------------- howardpc · 2014-10-10 15:54 On Windows this does not seem to have been implemented. Don't know about other platforms. ---------------------------------------------------------------------- Never · 2014-10-10 16:22 Thank you @howardpc