You were correct in pressing ctrl+f11 but perhaps you did not press at the correct time. If in following these first two steps you do not get the recovery console, it may not have been installed on your computer.
1 Turn on the computer.
2 When the Dell
splash screen appears during the computer startup process, press and hold <Ctrl> and then press <F11>. Then, release both keys at the same time.
3 In the Dell PC Restore by Symantec
. Alternatively, press <Tab> to highlightRestore
, and then press <Enter>.
4 When a warning message appears stating that all data will be lost, click Confirm,
or press <Tab> to highlight Confirm
and then press <Enter>.
window will appear. Once the restore process starts, Dell PC Restore by Symantec usually takes about 8 to 10 minutes to finish.
When the restore process is complete, the following message will appear:
The system recovery process was successful
5 Click Finish
or press <Tab> to highlight Finish
and then press <Enter> to restart the computer.
The software is now installed as it was when the computer was first received.