Dell P1500 Owner's Manual page 63

If Update is unavailable, follow these steps:
In the Available Options list, click 250-sheet tray or 500-sheet tray.
a
Click Add.
b
Click OK, and then close the Printers folder.
c
If Update Now is unavailable, follow these steps:
In the Options list, find 250-sheet tray or 500-sheet tray.
a
Change the setting from Not Installed to Installed.
b
Click OK, and then close the Printers folder.
c
C o n fi g u r e p a p e r tr a y s
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