Guidelines
Are you having HotKey issues? Click here for tips and tricks.
Check out our WINDOWS 11 Support Center info about: OPTIMIZATION, KNOWN ISSUES, FAQs, VIDEOS AND MORE.
HP Recommended
HP Notebook TPN-C126 laptop
Microsoft Windows 10 (64-bit)
  • I have Windows 10 pro
3 REPLIES 3
HP Recommended

Hi:

 

Look at the serial number.

 

The 4th, 5th and 6th characters will always be numbers.

 

The 4th character is the last number of the year if manufacture...For example:  5 = 2015.

 

The 4th and 5th characters will be 01 - 52, the calendar week of manufacture.

HP Recommended

My serial number is X7T78UA - HP Notebook 15-ba009dx

HP Recommended

Your 15-BA009DX notebook was manufactured during the week of December 12 - December 18, 2016.

† The opinions expressed above are the personal opinions of the authors, not of HP. By using this site, you accept the <a href="https://www8.hp.com/us/en/terms-of-use.html" class="udrlinesmall">Terms of Use</a> and <a href="/t5/custom/page/page-id/hp.rulespage" class="udrlinesmall"> Rules of Participation</a>.