Lenovo ThinkBook 14 G4+ IAP

Type 21CX Laptop, from 2022 4 hardware reports
Memory
Soldered
No slot to add more
Battery
62 Wh
Reported by the batteries
SSD and charger
Coming next
Checked from separate sources
Not upgradable

No. The memory is soldered to the board.

16 or 32 GB is built in and there is no slot to add more.

Free slots
None
Type
LPDDR5-4800
Soldered
16 GB or 32 GB, depending on the configuration
Firmware says
32 GB maximum
How sure
4 of 4 reports show this layout

Worked out from 4 hardware reports of this laptop. Sources and method. Updated 9 Nov 2026.

All soldered
Illustration
Battery

Batteries in these laptops report 62 Wh.

That is the design capacity the batteries themselves report, and the label can read 1 to 3 Wh higher. Other pack sizes may have shipped, so check the capacity printed on yours before you order.

Lenovo ThinkBook 14 G4+ IAP battery on AmazonMatch the capacity and part number to the label on your battery.

From 4 battery readings. Sources and method. Updated 9 Nov 2026.

Illustration

Questions

Can I upgrade the RAM in the Lenovo ThinkBook 14 G4+ IAP?

No. The memory is soldered to the board. 16 or 32 GB is built in and there is no slot to add more.

What type of RAM does the Lenovo ThinkBook 14 G4+ IAP use?

LPDDR5-4800 memory soldered to the board.

How much RAM can the Lenovo ThinkBook 14 G4+ IAP take?

Machines in the reports run up to 32 GB. That matches the 32 GB maximum the firmware reports.

What battery does the Lenovo ThinkBook 14 G4+ IAP use?

Batteries in these laptops report 62 Wh, going by 4 reports. Other pack sizes may have shipped, so check the capacity printed on yours.

Is this my laptop?

Check the label on the bottom. It should say ThinkBook 14 G4+ IAP, and the type code starts with 21CX.

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