I want to add some DDR3 memory

[GREG1100]

I want to add more memory

HP Pavilion x360 Convertible 14-cd0087tu
Product no - 4NL42PA#ACJ
Product: HP Pavilion x360 - 14-cd0087tu
OS Name Microsoft Windows 10 Home
Version 10.0.19045 Build 19045
Other OS Description Not Available
OS Manufacturer Microsoft Corporation
System Name DESKTOP-FV7QQBS
System Manufacturer Hewlett-Packard
System Model HP EliteDesk 800 G1 SFF
System Type x64-based PC
System SKU C8N26AV
Processor Intel(R) Core(TM) i5-4570 CPU @ 3.20GHz, 3193 Mhz, 4 Core(s), 4 Logical Processor(s)
BIOS Version/Date Hewlett-Packard L01 v02.65, 7/13/2015
SMBIOS Version 2.7
Embedded Controller Version 255.255
BIOS Mode Legacy
BaseBoard Manufacturer Hewlett-Packard
BaseBoard Product 1998
BaseBoard Version Not Available
Platform Role Desktop
Secure Boot State Unsupported
PCR7 Configuration Binding Not Possible
Windows Directory C:\windows
System Directory C:\windows\system32
Boot Device \Device\HarddiskVolume1
Locale United States
Hardware Abstraction Layer Version = "10.0.19041.5072"
User Name DESKTOP-FV7QQBS\grego
Time Zone Pacific Standard Time
Installed Physical Memory (RAM) 8.00 GB
Total Physical Memory 7.89 GB
Available Physical Memory 727 MB
Total Virtual Memory 23.5 GB
Available Virtual Memory 5.72 GB
Page File Space 15.6 GB
Page File C:\pagefile.sys
Kernel DMA Protection Off
Virtualization-based security Not enabled
Device Encryption Support Reasons for failed automatic device encryption: PCR7 binding is not supported, Hardware Security Test Interface failed and device is not Modern Standby, Un-allowed DMA capable bus/device(s) detected, TPM is not usable
Hyper-V - VM Monitor Mode Extensions Yes
Hyper-V - Second Level Address Translation Extensions Yes
Hyper-V - Virtualization Enabled in Firmware No
Hyper-V - Data Execution Protection Yes

Motherboard ID changed from 8257 to 820D

[banhien]

@GREG1100 

I can not find its official specs, only

            https://www.notebookcheck.net/HP-Pavilion-x360-14-cd0087tu.336040.0.html

It uses DDR4 RAM, currently has 8GB DDR4 2400MHz RAM. You can upgrade to 16GB using compatible RAM such as  Crucial 16GB RAM Kit

Regards.