The Switch 2 has 256GB of storage with part reserved for the system, and only a microSD Express card can extend it: Nintendo says a plain microSD card cannot be used, and external USB hard drives are not supported. Game save data stays in system memory and cannot go on the card, so a full console means clearing space in Data Management. Nintendo's advice is to delete software you have finished (deleting it does not touch the save data), move captures to the Nintendo Switch App or a computer by USB cable, and use a game-key card only as a download key.
Differential
Likely causes of “Nintendo Switch 2 storage is full or games will not install”, and how to tell them apart
- 1
System memory full of software and captures
What separates it You cannot download and the storage bar is nearly full
How to confirm Open System Settings, Data Management and delete finished software; Nintendo says save data is unaffected and you can redownload
- 2
A microSD card that is not Express
What separates it A card is inserted but not recognized because a microSD card is not Express
How to confirm Nintendo says the Switch 2 is only compatible with microSD Express cards; replace an ordinary microSD card
- 3
A card with dirt in the slot
What separates it An Express card is not read and the connectors look dirty
How to confirm Look for visible contamination in the slot or on the card; the card may need replacing and the console service
- 4
Save data crowding system memory
What separates it Free space is low though few games are installed
How to confirm Save data cannot be copied to the card; back it up with Save Data Cloud and delete only what you understand
- 5
Captures filling storage
What separates it Screenshots and videos take the space because captures are filling storage
How to confirm Upload them to the Nintendo Switch App or copy them to a computer by USB cable, then delete them from the system
Before you touch a setting
Record this first — changing settings destroys the evidence
- The space shown under Data Management for system memory and the card
- The card make, whether it says microSD Express and its capacity
- Whether the console was powered off when you inserted the card
- The games and captures taking the most space
Try in this order
0 of 8 completedCheck what is using the space
ReversibleOpen System Settings, Data Management to see how much software, save data and captures use. The Switch 2 has 256GB and part is reserved for the system.
Delete software you have finished
ReversibleNintendo says if you have finished a game you can delete the software data and redownload it at any time; the game's save data is unaffected.
Move captures off the console
ReversibleUpload screenshots and videos to the Nintendo Switch App for smart devices, or transfer them to a computer by USB cable, then delete them from the system.
Use a microSD Express card
ReversibleOnly Express cards work. A microSD Express card can hold screenshots and software data including downloaded software, updates and DLC. Save data cannot be copied to it.
Insert the card with the console off
ReversibleHold POWER for three seconds, choose Power Options, Power Off, swing the adjustable stand open, push the card in until it clicks and power on.
If the card is not recognized
ReversiblePower off, remove and reseat it, confirm it is a microSD Express card, check for dirt, and format it; back up captures first because formatting erases them.
Understand game-key cards
ReversibleA game-key card does not contain the full game; it is the key to download the game, so it needs storage like a digital game.
Look at game-key cards
ReversibleA game-key card does not hold the full game. Its downloaded game uses system memory or the card like any digital game, so remember that when you count storage.
Model-specific
What is true of this model and not of its siblings
- Storage
- 256GB of UFS storage on the Switch 2 (BEE-001) with a portion reserved for the system; expandable only by microSD Express card up to Nintendo's stated limits.
- Slot position
- The microSD Express slot sits behind the adjustable stand, which swings open.
- Tools and supplies
- A microSD Express card, a USB cable and a computer to back up captures.
- What to tell Nintendo
- The card's make and capacity and the console serial number; not a part number.
Stop boundary
When this stops being a self-service repair
- !If an Express card is not read after formatting and an update, try another Express card and contact Nintendo if the slot is at fault
- !If dirt is visible in the slot, the console needs service
- !If deleting a user is needed, back up its save data first
Evidence ledger
Sources behind this answer
Where the manufacturer's article stops. Nintendo does not endorse an Express card make, so this page lists requirements only.
Exact questions
Common questions
Can I use a normal microSD card in the Switch 2?+
No. Nintendo says the Switch 2 is only compatible with microSD Express cards; an ordinary microSD card will not work.
Can I use an external hard drive?+
No. Nintendo says external USB hard drives are not currently supported.
Can saves go on the card?+
No. Nintendo says game save data is stored in system memory and cannot be saved or copied to a microSD Express card.
What happens to my saves if I delete a game?+
Nothing. Nintendo says the game save data is unaffected, so you can resume once the software is redownloaded.
What happens if I delete a user?+
Nintendo says deleting a user account deletes all save data associated with it, and it cannot be restored.
Can I move captures without deleting them?+
Yes, upload them to the Nintendo Switch App or transfer them to a computer by USB cable before deleting from the console.
Do any games require a card?+
Nintendo says at this time there are no individual games that require additional storage space to play.
Does deleting a game free the same space as its updates?+
Deleting the software removes its data including updates you downloaded. Nintendo says you can redownload it at any time.
Can I move games between system memory and the card?+
Downloaded software, updates and DLC can be saved to a microSD Express card; save data cannot.