my hp pavilion x360 isn't charging

[Chagolla]

My laptop has to stay plugged in to turn on. it won't charge pass 9% and i don't know what to do.

[Dragon-Fur]

@Chagolla 

Sounds like the battery has failed.

If the battery has failed, you need to replace the battery.

1. If the computer is still in Warranty, contact HP Support.
2. If the computer is out of warranty, (You can) change out (replace) the battery yourself.

Resources - What to do - How to do it

 “Everywhere” Contact Information - HP Technical Support

Open >  HP World-Wide Support

 Select your region and follow the prompts

TKB Article contributed by HP Wes_notebooks 

Clear and easy to understand "how-to" instructions for completing component testing.

Test the battery and - if that passes - test the AC adapter, too.

Testing for Hardware Failures

TKB Article contributed by HP Expert Erico

More than most people ever want to know about their battery is included in this excellent article.

What is going on with the battery installed in my computer?

Battery Report and other solutions

NOTE:  This won't work (very well) and won't tell you anything useful for a battery that has failed.

Is your notebook plugged in and not charging?

Replacement and Purchase Options

HP Document:  HP Notebook PCs - Purchasing a Replacement Battery

Find your Product

See:  HP Notebook PCs - How Do I Find My Model Number or Product Number?

OR

Open Support Home

Find Parts and Replacement Procedure

• Open Support Home >> Enter the full model name
• When the website opens, select category Manuals
• Look for and open the Maintenance and Service guide for your computer (document name varies)
• Read the chapter on Replacement Procedures – Search for “Battery”

NOTES  

1. The exact name of the document varies, though usually the word "service" or "maintenance" is included in the name. 
2. The "Service Guide" and "User Guide" are not the same documents.

• Part numbers and replacement procedure are listed in the component replacement section (wording varies)

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Good Reference

HP Collection of “how-to” videos

HP Video Gallery

• Use Categories and / or enter your request in the search bar to narrow the search. 

Examples,

Select Category Computing and Mobile Devices > Battery and Power

Select Category Computing and Mobile Devices > Parts Replacement and Upgrades

Search for replace battery or replace battery x360

Select and watch your Video

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Find / Check for parts at PartSurfer / HP Parts Store

PartSurfer might be able to tell you exactly which parts came with your computer.

Open PartSurfer

• Select your Country
• Enter the device Product Number , Serial Number, or Part Number in the Quick Search box
• HINT: To see a system-specific list, replace the Product Number with your device Serial Number
• Items accompanied by a tiny box in the Add-to-Cart column are available for purchase

Parts marked as "n/a" are not available from HP.

Parts marked as available for purchase might be available from:  HP Parts Store

OR

If HP does not provide the part for retail purchase,

Use your search engine to find a compatible replacement at your favorite online store.

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