HP Hewlett Packard Enterprise Products
Raising a support case for ProLiant/Blades Series Servers, the step by step approach!
Now a days HP has segregated the support types, the server support comes under Hewlett Packard Enterprise.
Select your product
HP ProLiant DL Multi Node Servers
HP ProLiant Packaged Cluster Servers
HP ProLiant WS Workstation Blades
Or
if you are not able to find your product, check the below link to manually search the server model/ number in the Hewlett Packard Enterprise Products: eg. ProLiant DL360 Gen9
You will get log of results like below:

Finally if the above of these do not help then you can raise case by clicking the below link. You need to create a HP passport login in case you do not have an account. HP Passport is a single sign in service that lets you use one User ID and password for all HP Passport-enabled websites.
Submit or manage support cases
You may also check existing ticket updates by providing the case ID.
I hope techies find it useful 🙂