How much RAM does the HP 18-4021la support?

The 18-4021la supports up to 8GB of memory across 2 slot(s), up to 4GB per slot.

What type of memory does the 18-4021la use?

It uses DDR3 SODIMM memory modules.

Compatible drive types: SATA 2.5" SSD.

Guaranteed-compatible SSD and hard-drive upgrades for the HP 18-4021la, matched to its drive bays and slots.

Guaranteed-compatible SSD and hard-drive upgrades for the HP 18-4021la — matched to its drive bays and slots.

This option is out of stock.

The drive bay size is inferred from the system's reported storage interface.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

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Guaranteed-compatible SSD and hard-drive upgrades for the HP 18-4021la, matched to its drive bays and slots.

Guaranteed-compatible SSD and hard-drive upgrades for the HP 18-4021la — matched to its drive bays and slots.

This option is out of stock.

The drive bay size is inferred from the system's reported storage interface.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.