How can I reset the TWS portfolio screen to the default?

You can see how many days are left until the last trading day for an option by adding the "Days to Last Trading Day" column to your TWS or Mosaic page. To add a column to your TWS page, right click on the tab/page header and select Layout. Click the Market Data Columns tab and expand the Contract Description section on the right side. Select "Days to Last Trading Day", click the Add button in the middle, and you should now see those columns on the left side under Shown Columns. Once finished, click the Apply and OK buttons at the bottom of the window…

In the Order Entry window of the Mosaic layout click on the "advanced" icon from the Order entry line. Click in the OrdRef field to enter the desired reference number.

In the Classic TWS layout you can add the columns for "Order Ref." (see…

You can open the Integrated Stock Window (ISW) in TWS Mosaic layout from the New Window button on top-left selecting Integrated Stock Window.

If you are in Classic TWS layout click on Trading Tools menu and select Integrated Stock Window…

To create or edit a Hidden order in Classic TWS you first need to add the Hidden column to your trading page. To add the Hidden column, right-click on a column header and click "Insert Column." In the Order Attributes section of the menu select "Hidden."…