In this article you will learn how to restore your Polkadot account either from your JSON file or your 12-word mnemonic seed in Polkadot.js and in the Polkadot{js} browser extension. 



Polkadot.js


1. Restore from your 12-word mnemonic seed

Go to the accounts section and click on Add Account.


Delete the 12 words shown and enter your own mnemonic seed. Choose a name for your account and add a password. Then hit NEXT.


On the next screen, hit SAVE.


You will now see your account added under "Accounts". (Refresh the page if you don't see it right away.)



2. Restore from your JSON file

In the accounts section, click on Restore JSON.



On the next screen, select or drag and drop your JSON file into the "back up file" field. Then enter the password that belongs to this file and click the button. 



Your account has now been successfully restored and you will see it in your list of accounts.




Polkadot {js} browser plugin


1. Restore from your 12-word mnemonic seed

Open your browser extension and click on the orange PLUS sign. Then select "Import account from pre-existing seed".



On the next screen, enter your mnemonic seed words. 


Once entered, more fields will appear. Enter a name for your account and set a password, then click on the orange button on the bottom.  



Your account has now successfully been restored and will appear in the list of accounts of the browser plugin: 



It will also appear in the list of accounts on polkadot.js (you may have to refresh the page first before you can see it): 


2. Restore from your JSON file

Open your browser extension and click on the orange PLUS sign. Then select "Restore account from backup JSON file".


On the next screen, select your JSON file from your computer or drag and drop it in the "Backup file" field. 


Now enter the password that belongs to this file and click RESTORE.


Your account has now been successfully restored and you will see it in the list of accounts in your browser extension:



You will also see it in the list of accounts on polkadot.js (you may have to refresh the page first before you can see it):



 


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