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Thank you for joining the Intel Communities.
Intel Customer Service no longer responds to telephone, chat, or e-mail inquiries for this Intel® WiFi Link 5100 wireless adapter, but you may want to try our https://communities.intel.com/community/tech/discontinued-products to get recommendations from fellow community members. You may also find the https://www.intel.com/content/www/us/en/support/discontinued-products.html helpful to address your request.
This link will provide more information about wireless hardware upgrades https://www.intel.com/content/www/us/en/support/articles/000005687/network-and-i-o/wireless-networking.html
You may also try contacting HP* directly in order to check if they have validated or not wireless adapter upgrades. This link will give you their contact information https://support.hp.com/us-en/contact-hp