-
×InformationNeed Windows 11 help?Check documents on compatibility, FAQs, upgrade information and available fixes.
Windows 11 Support Center. -
-
×InformationNeed Windows 11 help?Check documents on compatibility, FAQs, upgrade information and available fixes.
Windows 11 Support Center. -
- HP Community
- Notebooks
- Notebook Operating System and Recovery
- Re: CQ42-291tx Win 7 License key

Create an account on the HP Community to personalize your profile and ask a question
Your account also allows you to connect with HP support faster, access a personal dashboard to manage all of your devices in one place, view warranty information, case status and more.
Check out our WINDOWS 11 Support Center info about: OPTIMIZATION, KNOWN ISSUES, FAQs, VIDEOS AND MORE.
It has been a while since anyone has replied. Simply ask a new question if you would like to start the discussion again.
12-24-2018 02:58 AM - edited 12-24-2018 03:01 AM
Product: Compaq CQ42-291tx
Operating System: Microsoft Windows 7 (64-bit)
Hye, I have the Compaq CQ42 unit , i want to reinstall the OS win 7, but the product key sticker is smeared so some of the character can't reconqnize. Is it possible to retrieved it back? Thank you.
2 REPLIES 2
12-24-2018 03:40 AM
12-24-2018 07:46 AM
While Belarc Advisor often does work, it only finds the product key in the Registry.
If that does not work, you can try using this tool:
http://www.majorgeeks.com/mg/getmirror/windows_oem_product_key_tool,1.html
Good Luck
I am a volunteer and I do not work for, nor represent, HP
Be alert for scammers posting fake support phone numbers and/or email addresses on the community.
If you think you have received a fake HP Support message, please report it to us by clicking on "Flag Post".
† The opinions expressed above are the personal opinions of the authors, not of HP. By using this site, you accept the Terms of Use and Rules of Participation.
Didn't find what you were looking for?
Ask the community
† 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>.