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To expand the storage of the Nintendo Switch OLED, insert a compatible microSD card beneath the rear adjustable stand while the console is powered off. The OLED model has 64GB of internal storage, but downloaded games, updates, DLC, screenshots, and videos can use the card; game saves remain in System Memory.
Nintendo supports microSD, microSDHC, and microSDXC cards, including microSDXC capacities from 64GB through 2TB. A 512GB or 1TB card is a practical choice for a substantial digital library, while a card-to-card upgrade requires copying the complete Nintendo folder through a computer.
Key takeaways
- The Nintendo Switch – OLED Model has 64GB of internal storage, with some capacity reserved for system use.
- The supported way to expand Nintendo Switch OLED storage is a compatible microSD, microSDHC, or microSDXC card installed beneath the rear adjustable stand.
- Nintendo lists microSDXC support from 64GB through 2TB for Nintendo Switch.
- Downloaded games, updates, DLC, screenshots, and captured videos can use the microSD card, but game save data stays in the console’s System Memory.
- Formatting a microSD card permanently erases its existing contents, so back up screenshots and videos before formatting.
How to expand the storage of the Nintendo Switch OLED
The Nintendo Switch OLED can expand its storage with a compatible microSD card inserted beneath the rear adjustable stand. The console, identified by Nintendo as model HEG-001, includes 64GB of internal storage, although some capacity is reserved for system use. A microSD card adds space for downloaded games, updates, DLC, screenshots, and videos, but not game saves.
According to Nintendo’s 2021 Nintendo Switch – OLED Model specifications, the OLED model has 64GB of internal storage. Nintendo’s official system diagram shows the microSD-card slot under the console’s built-in adjustable stand.
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- The official licensed microSD card for Nintendo Switch Systems
- Add games fast with write speeds up to 90MB/s (Based on internal testing; performance may be lower depending upon host device interface, usage conditions and other factors. 1MB = 1,000,000 bytes.)
- Start playing fast with read speeds up to 100MB/s (Based on internal testing; performance may be lower depending upon host device interface, usage conditions and other factors. 1MB = 1,000,000 bytes.)
- Store an entire game collection, plus screenshots and videos, with up to 1TB of additional memory (1GB=1,000,000,000 bytes. Actual user storage less)
Which microSD cards does the Nintendo Switch OLED support?
The Nintendo Switch OLED supports microSD cards up to 2GB, microSDHC cards from 4GB to 32GB, and microSDXC cards from 64GB through 2TB. For a large digital library, a 512GB or 1TB microSDXC card is a practical recommendation; Nintendo does not require either capacity.
| Card type | Supported capacity range | Who it suits |
|---|---|---|
| microSD | Up to 2GB | Very small storage expansion; generally not a sensible choice for a modern digital library. |
| microSDHC | 4GB–32GB | Small libraries or limited media storage. |
| microSDXC | 64GB–2TB | Most users who want meaningful space for downloaded games and updates. |
According to Nintendo’s current microSD support guidance, Nintendo Switch supports microSDXC capacities through 2TB. Choose a card intended for Nintendo Switch rather than a microSD Express card intended for Nintendo Switch 2. A microSDXC UHS-I card is a suitable format for larger capacities.
What size SD card should you buy for the Switch OLED?
A 128GB or 256GB card is appropriate for a smaller digital library, while 512GB or 1TB provides more room for frequent digital purchases and large updates. A 2TB card is within Nintendo’s documented capacity limit, but the largest capacity is not automatically the best value for every player.
| Capacity | Best for | Trade-off |
|---|---|---|
| 128GB | A few downloaded games alongside mostly physical cartridges. | Fills more quickly when several large games or updates are installed. |
| 256GB | A modest digital library with occasional downloads. | More flexible than 128GB without targeting a very large library. |
| 512GB | Players who regularly buy digital games or keep substantial DLC and updates installed. | Costs more than smaller cards and should be bought from a reputable seller. |
| 1TB | Players building a substantial digital library and wanting to postpone another upgrade. | Higher purchase cost; choose a genuine, compatible card rather than an inaccurately labelled one. |
| 2TB | Users who want the maximum capacity listed in Nintendo’s support guidance. | Maximum supported capacity is not a requirement, and availability and value can vary by market. |
A Nintendo Switch microSD card is the actual storage-expansion accessory required by the OLED model. A Nintendo-licensed 1TB example from SanDisk lists manufacturer maximum performance of up to 100MB/s read and up to 90MB/s write. Those are manufacturer specifications, not independently tested results; Nintendo recommends choosing a card with a higher transfer speed to improve the gameplay experience. Compare the card’s compatibility, authenticity, warranty, and seller reputation rather than treating a quoted maximum speed as a guaranteed in-game loading result.
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Where does the SD card go in the Nintendo Switch OLED?
The microSD-card slot is behind the rear adjustable stand. The card’s label should face away from the console when you insert it, and the card should be pressed gently until it clicks into place.
How do you install a microSD card in the Switch OLED?
- Hold the console’s POWER button for at least three seconds.
- Select Power Options, then choose Turn Off. Do not insert or remove the card while the console is operating.
- Open the adjustable stand on the back of the OLED model.
- Insert the compatible microSD card with the label facing away from the console.
- Press the card gently until it clicks into place.
After installation, the Switch can use the card for downloadable software and related data. When a microSD card is inserted, downloadable software defaults to the card for downloading or redownloading.
What happens if the Switch OLED asks to format the card?
If the console asks to format the card, select System Settings > System > Formatting Options > Format microSD Card. Formatting permanently deletes the card’s existing contents, so copy screenshots and captured videos somewhere safe first. Downloaded software can be redownloaded with the same Nintendo Account after formatting, but formatting cannot recover deleted card files.
Nintendo’s microSD troubleshooting guidance also identifies using a different compatible card, formatting the card, or replacing the card as possible remedies for card-related download problems. If a new card is not recognised, turn the console off before checking the installation, confirm that the card is compatible, and avoid continuing to use a card that repeatedly produces errors.
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- Multiple Capacity Options – Available in 256GB, 512GB and 1TB options to suit your storage needs. Note that actual usable storage may be slightly less due to system formatting and a portion reserved for card management functions, which is a standard industry practice to ensure optimal performance and reliability.
What can the Switch OLED store on a microSD card?
A microSD card can store downloaded games and other software, software updates, downloadable content, screenshots, and captured videos. The card is therefore an expansion area for software and media rather than a general-purpose backup of the console.
Do Switch OLED game saves move to the microSD card?
No. Game save data remains in the console’s System Memory and cannot be saved or copied to the microSD card. Nintendo states in its Data Management FAQ: “On Nintendo Switch, game save data is stored on the console’s System Memory.” Installing a larger card will not create a backup of game progress.
If the console needs space, archiving downloadable software can free storage without affecting save data. Nintendo’s downloadable-software management instructions cover archiving and deleting software. Redownloading software later does not change the location of the associated save data in System Memory.
How do you check remaining Switch OLED storage?
Open System Settings, select Data Management, and check the available System Memory and microSD-card space shown at the top of the screen. Nintendo documents this exact process in its storage-space checking procedure.
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- Incredible speeds in a microSD card officially licensed for the Nintendo Switch, Nintendo OLED, and Nintendo Switch Lite systems
- Spend less time waiting and more time playing with read speeds up to 100MB/s(1) and write speeds up to 90MB/s(1).
- Instantly add up to 256GB (1GB=1,000,000,000 bytes. Actual user storage less.)
- Store your downloaded games, screenshots and video captures in 1 place so you can travel light.
How do you transfer everything to a bigger Switch microSD card?
Replacing an existing card requires a computer-based migration. You need the old card, the new card, and a computer with an SD-card slot or a commercially available USB microSD card reader.
- Turn off the Nintendo Switch OLED completely and remove the old microSD card.
- Insert the old card into the computer and copy the complete Nintendo folder to the computer.
- Safely eject the old card and keep it intact as a temporary backup.
- Insert the new card into the Switch OLED and format it through System Settings > System > Formatting Options > Format microSD Card.
- Turn the console off, remove the new card, and connect it to the computer.
- Copy the complete Nintendo folder from the computer to the new card.
- Do not rename, alter, or selectively modify the folder contents.
- Insert the new card into the same Switch OLED and test the installed software before disposing of or reusing the old card.
For this migration only, a USB microSD card reader can be useful when the computer lacks a built-in card slot. A reader is not needed just to install a new card in the console. Nintendo’s official microSD-card transfer procedure is intended for the same console, and the original card should remain untouched until the replacement has been tested.
Software downloaded to a microSD card on one Nintendo Switch system will not be playable on a different system. Nintendo advises against swapping one card among multiple consoles, so do not treat the card as a portable game library between systems.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Can you use an external hard drive with the Switch OLED?
No. An external USB hard drive is not currently supported as a Nintendo Switch storage-expansion solution. Use a compatible microSD card for storage expansion; a USB reader is relevant only when transferring files between microSD cards with a computer.
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Which storage upgrade is right for you?
- Mostly physical games: choose 128GB or 256GB if you mainly need room for updates, DLC, screenshots, and a smaller number of downloads.
- Regular digital purchases: choose 512GB for a more comfortable balance between capacity and cost.
- Large digital library: choose 1TB if you want substantial additional room and plan to keep many downloads installed.
- Replacing a full card: use Nintendo’s computer migration process and copy the complete Nintendo folder without changing its contents.
- Need save-data protection: do not buy a microSD card expecting it to back up game saves; save data remains in System Memory.
Bottom line
The simplest way to expand Nintendo Switch OLED storage is to install a compatible microSDXC card under the rear stand. A 512GB or 1TB card is a sensible choice for a substantial digital library, while Nintendo documents support up to 2TB. The card stores software and media, not game saves, and replacing an existing card requires careful computer copying.
Frequently Asked Questions
Can I put a 1TB microSD card in a Switch OLED?
Yes. Nintendo supports microSDXC cards from 64GB through 2TB on Nintendo Switch, so a compatible 1TB microSDXC card can be used in the Nintendo Switch OLED. Capacity is not the only consideration: buy a genuine card from a reputable seller and choose a compatible UHS-I model.
Will Switch OLED game saves move to the microSD card?
No. Nintendo Switch game save data remains in the console’s System Memory. A microSD card stores downloaded software, updates, DLC, screenshots, and captured videos, but it is not a backup for game progress.
Can I use an external hard drive with the Switch OLED?
No. An external USB hard drive is not currently supported for expanding Nintendo Switch storage. A USB microSD card reader is useful only for copying files between an old and new microSD card during a computer-based migration.
What happens when I format a Switch OLED microSD card?
Yes, but the card’s existing contents are permanently deleted when the card is formatted. Back up screenshots and captured videos first; downloaded software can be redownloaded with the same Nintendo Account after formatting.
The Bottom Line
Use a compatible microSDXC card—512GB or 1TB for many digital games—and install it beneath the rear adjustable stand while the console is powered off. Remember that microSD cards expand software and media storage only; Switch game saves remain in System Memory.
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