upgrade RAM

[googo123]

Can upgrade up to 64 RAM on HP ENVY All-in-One 32-a1007nq PC  Serial: 8CC1042H2C ? And what is maximum of RAM capacity 

[Paul_Tikkanen]

The parts list for your PC indicates it comes with 2 x 8 GB of DDR4-3200 CL22 SODIMM memory.

HP PartSurfer

According to the specs I could find online for the Rotini motherboard your PC comes with, it can support up to 2 x 16 GB of memory.

The HP Rotini motherboard (SSID: 86C6) is a custom Intel H470 board with LGA 1200 socket, DDR4-2666 support, integrated UHD 630 graphics, and multiple USB/Thunderbolt ports

Core Specifications
Manufacturer / Model: HP Rotini

SSID: 86C6

Form factor: Customized (25.3 × 21.8 cm / 9.96 × 8.58 in)

Chipset: Intel H470

Socket: LGA 1200

TDP: 65 W

CPU Support
Supports Intel 10th Gen Comet Lake‑S processors

Intel Core i5‑10400 – 2.9 GHz base, up to 4.3 GHz, 6 cores, 12 MB L3 cache

Intel Core i7‑10700 – 2.9 GHz base, up to 4.7 GHz, 8 cores, 16 MB L3 cache

Intel Core i9‑10900 – 2.8 GHz base, up to 5.2 GHz, 10 cores, 20 MB L3 cache

Memory
Type: DDR4 SODIMM (260‑pin)

Architecture: Dual channel

Speed: Up to PC4‑21300 (DDR4‑2666)

Modules: 4 GB or 8 GB DDR4 SODIMMs

Max capacity: 32 GB (two 16 GB DIMMs) on 64‑bit systems

Graphics & Audio
Integrated GPU: Intel UHD 630 (disabled if discrete GPU installed)

Audio: Realtek ALC3274 codec with audio jack presence detection

Network
LAN: 1000BASE‑T (Realtek RTL8111HSH)

Speed: 10/100/1000 Mb/s

Expansion Slots
1× M.2 (Key E, 2230, WLAN/Bluetooth)

1× M.2 (Key M, 2280, SSD PCIe x4 or SATA x1)

I/O Ports
Back I/O:

1× Thunderbolt 3 (40 Gb/s, Power Delivery 3.0, DisplayPort 1.2)

1× USB 3.2 Gen 2 Type‑C

2× USB 3.2 Gen 2 Type‑A

1× HDMI 2.0 (input)

1× HDMI 2.0 (output)

1× RJ‑45 Ethernet

Side I/O:

1× Headset/mic combo jack

1× USB 3.1 Gen 1 Type‑A (BC 1.2)

1× HP 3‑in‑1 card reader

Note: Some features (audio, LAN, graphics) are disabled if the corresponding add‑on card is installed

You can run this command in Windows Powershell as administrator to see if your PC can support more than 32 GB of memory:

Get-CimInstance -ClassName Win32_PhysicalMemoryArray | Select-Object MaxCapacityEx, MemoryDevices