How To - Get DVD / CD Icon Back [FIX]

So you want to burn or play a DVD/CD and you found DVD drive icon to be missing in “Computer” window of laptop? We will guide you through the basic steps to troubleshoot the DVD icon missing issue in your laptop.
Instructions:

1. Click on start. Type “Device Manager” in start search and hit “Enter”.
2. In device manager, expand “Dvd/Cd Rom Drives”, right click on DVD drive listed there and click on “Uninstall”.
3. Now restart your laptop and check if the DVD/CD drive icon is back or not. If its back then insert a disc and it will function properly. If icon is still missing, go to step 4.

How To - Upgrade Android 2.2.2 To GingerBread 2.3.6 [Samsung B7510 Glaxy Pro]

Finally after waiting for about 8 months for Gingerbread upgrade we have finally been successful in upgrading Samsung Galaxy Pro B7510 to Gingerbread. We have successfully tested in my handset  and it is working fine. it don’t have custom roms yet for this Galaxy Pro but this upgrade is worth doing.
Steps before Upgrading:

1. Take backup of Contacts. Go to Contacts > Press Menu button > Click on More > Import/Export > Export to SD card > Confirm by pressing Yes.
2. Take backup of your messages. For this you need an app. I personally use SMS backup & Restore Pro by Ritesh Sahu, you can get it for free