Troubleshooting the Uniswap Web App
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Subgraph downtime
The Uniswap web app and the Uniswap info site rely on subgraphs from The Graph Protocol to source data for token and ...
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Swap failed
While swapping on the Uniswap web app a “Swap Failed” error may appear. Note: This error does not mean the swap...
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Approval transaction troubleshooting
If an approval transaction is not working the way you expected, there are steps you can take to troubleshoot the erro...
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What is a sandwich attack?
A sandwich attack is when a blockchain attacker sandwiches a swap between two transactions to make a profit. How does...
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Why can’t I see my NFTs on OpenSea after I purchased them on Uniswap?
Purchasing an NFT on Uniswap means your wallet will be the owner of the NFT. Opensea displays the NFTs in your wall...
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I accidentally sent funds to the wrong address
If you accidentally sent tokens to the wrong address or to a contract address, your tokens may not be recovered. Once...
Troubleshooting the Uniswap Wallet
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How to report an NFT as spam in the Uniswap Wallet
You can now report NFTs as spam. You might not recognize some of the listed NFTs in your wallet, as they may be spam....
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How to hide and unhide tokens in the Uniswap Wallet
The Uniswap Wallet allows you to view your tokens directly from the mobile app. You can hide certain tokens from your...
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My tokens price chart is missing
If your token price chart is missing it means the tokens price data is current not available in the Uniswap Wallet. ...
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Transaction is expected to fail
While swapping on the Uniswap Wallet this error may appear. This error is meant to prevent the swapper from pay...
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My tokens price is N/A
If your token value shows as N/A it does not mean the token holds no value. N/A means the tokens price is currently...
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How to find a token's fee
A token fee is the amount that a token charges when you buy, sell, or transfer it. These fees are set and collect...
Troubleshooting the Uniswap Extension
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I forgot my Uniswap Extension password. What can I do?
If you forgot or lost the password to your Uniswap Extension, you may be able to change it. Changing the password t...
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How to create a new Uniswap Extension password
If you have access to your Uniswap Wallet on your mobile device or have your recovery phrase, you can reset the passw...
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Connecting Uniswap Extension to other dapps
You can connect to other crypto dapps using the Uniswap Extension. If you’re not able to connect to a dapp, try the...
Troubleshooting Limit Orders
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Why was my limit order cancelled?
If the balance of your tokens falls below the amount required for the limit order to execute then the open limit orde...
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Why can't I submit my limit order?
There may some instances where a limit order may not be able to be submitted. The Uniswap web app will not let you ...
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Why did my limit order fail or not execute?
Limit orders only execute if a filler can match your swap exactly at your agreed upon price. There may be an instan...
Troubleshooting UniswapX
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Why can my swap not be filled?
You may see a “Your swap couldn't be filled at this time. Try again or learn more” error message while using UniswapX...
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Why did my UniswapX swap expire?
You may see a “Your swap expired before it could be filled. Try again or learn more” error message while using Uniswa...
Troubleshooting Liquidity
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What does closed liquidity mean?
Liquidity is marked as "closed" when the provider has removed their liquidity. Here is an example of a liquidity po...
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What does out of range liquidity mean?
Out of range liquidity refers to liquidity with a set price range that is outside of a pool’s current price. Out of...
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Why is a pool out of sync?
Liquidity pools experiencing price divergence are considered out of sync. Price divergence is when a pool’s current...
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How to provide liquidity during subgraph downtime
The Uniswap web app and the Uniswap Info site rely on subgraphs from The Graph Protocol to source data for token and ...
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I can't remove my liquidity position
If you can’t remove liquidity, there are steps you can take to troubleshoot the error. The Uniswap protocol is design...
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How to migrate liquidity from Uniswap v2 to v3
Liquidity on Uniswap v2 can be migrated to Uniswap v3. Migrating liquidity to Uniswap v3 allows providers to concen...
Deep Dive: Recovery Phrase
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What is an iCloud backup password?
When signed into your iCloud account on any Apple iPhone, you can use your iCloud recovery phrase backup to restore y...
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How to restore your Uniswap Wallet on a new device
If you get a new phone, you will need to restore your recovery phrase on your new device. This article will walk thro...
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How to remove your recovery phrase from the Uniswap Wallet
The Uniswap Wallet can store only one recovery phrase at a time. To remove your recovery phrase from the Uniswap Wall...
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What is a recovery phrase?
A recovery phrase is the master password that grants access to your crypto wallet. If you lose your iPhone/Android, y...
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What is a private key?
There are two keys for every crypto wallet, a private and a public key. Both are a sequence of numbers and letters. T...
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How to backup your recovery phrase manually
Your recovery phrase is the master password that grants access to your crypto wallet. Since you are the only one in c...
Deep Dive: Buying Crypto
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Why did my crypto purchase fail?
A transaction may fail if the provider could not accept your payment, or the provider couldn’t verify your account or...
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My crypto purchase did not complete
Your crypto purchase will be available in your wallet once the transaction is completed. Orders typically take betw...
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Why isn't MoonPay available in my region?
MoonPay may not be available in certain regions. If you are using the Uniswap web app, and you are unable to select...
Deep Dive: Taxes
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Tax Resources
Uniswap has partnered with CoinTracker and TokenTax to help Uniswap users save on their crypto taxes: CoinTracker: N...
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Tax Information
Information about U.S. tax guidelines The IRS guidelines state that virtual currency is treated as property and gener...
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How to download transaction history on Etherscan
You can download your onchain transaction history from any block explorer. Here are the steps to download your transa...
Deep Dive: Usernames
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What is a uni.eth username?
Your uni.eth username is the username for your Uniswap Wallet. Usernames turn complex 0x addresses into readable na...
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How to claim a uni.eth username
Your uni.eth username is the username for your Uniswap Wallet. Usernames turn complex 0x addresses into readable na...
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Can I use my username in other wallets?
Usernames are compatible with any dapp or wallet app which supports ENS (Ethereum Name Service). Here is an example...
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How to claim a username for another address in your Uniswap Wallet
In your Uniswap Wallet up to five individual addresses can claim a username. How to claim a username for another ad...
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How many usernames can I claim?
In your Uniswap Wallet, a maximum of five individual addresses can claim a username in the Uniswap Wallet. Limiting...
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Can I transfer or sell my username?
A username cannot be transferred or sold to another wallet once claimed. This policy is to protect the Uniswap comm...