Somehow can't burn a dvd

i have purchased the samsung SH-162 C DVD WRITER but the problem that i am facing is that i can’t burn any damn dvds.
i have tried to eliminate this problem but i somehow couldn’t
i have checked out the drive on a friend’s pc and it does work there but it does not work when i connect it to my pc. please help me!

i have also tried to change the software with which i burn from nero to nti cd maker and record now but somehow this still does not help!
someone please help me with this

Of course you can burn DVDs with a proper AND ACTUAL Nero version, even with the trial version.