My Dell Photo Printer 720 has stopped printed, no

hi there,

You can try these steps:
1.Check if the firewall is blocking any printer services 2.Check what port the printer is using (reenable the bi-directional support) and if it's on online mode 3.Disable all the firewalls 4.Uninstall the printer driver and software 5.Delete any items under the ff keys: HKLM\System\CurrentControlSet\Control\Print\Environments\Windows NT x86\Drivers\Version-2 HKLM\System\CurrentControlSet\Control\Print\Environments\Windows NT x86\Drivers\Version-3 HKLM\System\CurrentControlSet001\Control\Print\Environments\Windows NT x86\Drivers\Version-2 HKLM\System\CurrentControlSet001\Control\Print\Environments\Windows NT x86\Drivers\Version-3 Optional*** 6.Delete any non default items under the ff keys: Note: ONLY THE NON DEFAULT ITEMS SHOULD BE DELETED HKLM\System\CurrentControlSet\Control\Print\Monitors HKLM\System\CurrentControlSet001\Control\Print\Monitors Default items are as follows: AppleTalk Printing Devices BJ Language Monitor Local Port PJL Language Monitor Standard TCP/IP Port USB Monitor Windows NT FAx Monitor ***** 7.Delete any items under the ff keys: HKLM\System\CurrentControlSet\Control\Print\Printers HKLM\System\CurrentControlSet001\Control\Print\Printers 8.Completely remove drivers by doing the ff: (Option for comm failure because of the upgrade from xp to vista) Ensure there are no documents in queue. Disconnect printer’s USB cable. Click the Start pearl, then click All programs, Printers, Dell xxx (where “xxx” is the printer model number) and then Uninstall. Complete the uninstall utility. From the start search box type spool and press . The spool folder located at c:\windows\system32\spool opens. Rename c:\windows\system32\spool\drivers\w32X86 to c:\windows\system32\spool\drivers\backup. Rename c:\windows\system32\spool\prtprocs\W32X86 to c:\windows\system32\spool\prtprocs\backup. 9.Restart the computer. 10.Check th services status Start-Run- Type Services.msc and Click on Open You will see long list of services You need to make sure following 4 Services are set to Automatically start Remote Procedure Call RPC Remote Procedure Call RPC Locater LexBce Server Print Spooler 11.Reinstall the latest printer driver