anchor.diff:        cAddonTypeLexer,
         cAddonTypeLexerLite:
           begin
  -          DoOps_LoadLexerLib(false);
  +          DoOps_LoadLexerLib(true); //AOnCreate=true - don't backup lexers
           end;
         cAddonTypePlugin:
           begin
  
positive.code: 
      if not ASilent then
        DoDialogAddonInstalledReport(msg, msg2, bNeedRestart);
    end;
  end;
  
  
negative.code: var
    msg, msg2: string;
    AddonType: TAppAddonType;
    bKeepFrameLexers: boolean;
    bNeedRestart: boolean;
    ListBackup: TStringList;
  begin
    bNeedRestart:= false;
    bKeepFrameLexers:= true;
    if bKeepFrameLexers then
    begin
      ListBackup:= TStringList.Create;
      DoOps_LexersDisableInFrames(ListBackup);
    end
    else
      ListBackup:= nil;
  
    DoInstallAddonFromZip(fn, AppDir_DataAutocomplete, msg, msg2,
      Result, AddonType, DirTarget, bNeedRestart, ASilent);
  
    if Result then
    begin
  