Dell Vostro laptop has made it much easier for users to restore/reset their laptops to factory settings. Based on which Windows operating system is installed on Dell Vostro laptops. Unlike others, Dell Vostro is outfitted with a system-restore utility that takes back the laptop to its manufacturer condition or factory setting. Also find here how to restore Dell computer drivers.
Find below the simplified Dell help guide to restore/reset Dell Vostro laptop to factory setting -
Step 1: First backup your all important data & programs and then shut down your Dell Vostro laptop.
Step 2: Now start your Dell laptop and press 'Ctrl + F11' key until 'Advanced Boot Options' comes up.
(For Win XP = Ctrl + F11; For Vista/Win 7 = F8; …. Get here how to reset your Dell Vista computer)
Step 3: Select 'Repair Your Computer' option and hit 'Enter'. Also select your language here and click 'Next'.
Step 4: Now enter administrator username and password and click 'OK'.
Step 5: Click 'Dell Factory Image Restore', and then click 'Next'.
Step 6: Click the check box to confirm that you will delete all the data on the Dell Vostro laptop and click 'Finish' when the restore process is complete.
Now your Dell laptop will restart automatically as it was for the first time from the factory. Also take some steps to make Dell computer run faster.
Also find here some helpful Dell computer guide here for what to do if your dell laptop's wireless is not working and why Dell laptop randomly shut down?