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WALLET DAT
File conversion

Convert WALLET to DAT

Verified by Adam B.· reviewed by FE Editorial ·updated Jul 25, 2026
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Is it possible to convert WALLET to DAT?
Yes - WALLET converts to DAT.

There's no file filter that turns a .wallet into a .dat; instead you export the private keys from MultiDoge and import them into Dogecoin Core, whose backup is a wallet.dat. Dogecoin Core keeps its wallet.dat in %AppData%\Roaming\DogeCoin\.

Also to DAT: PAC · VFS · TAG

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Tested on macOS, Windows & Linux
Last verified Sep 2026

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Why convert WALLET to DAT?

.wallet (bitcoinj) and .dat (Berkeley DB used by Dogecoin Core) are two different wallet engines, so people don't convert the file - they move the keys between apps and let Dogecoin Core create the wallet.dat.

How to convert WALLET to DAT

MultiDoge export then Core import FREE

In MultiDoge use Tools | Export Private Keys (no password), then in Dogecoin Core open Window | Console and run importprivkey <key> for each key. Core writes them into its wallet.dat.

Back up Core's wallet.dat EASIEST

Once the keys are imported, choose File | Backup Wallet in Dogecoin Core to save a fresh wallet.dat you can copy elsewhere.

Locate the existing wallet.dat FREE

The active file lives at C:\Users\%username%\AppData\Roaming\DogeCoin\wallet.dat; close Core before copying it so the Berkeley DB isn't mid-write.

About these formats

.WALLET MultiDoge Wallet File

A .wallet file is a Dogecoin wallet created by MultiDoge, the desktop client ported from the MultiBit Bitcoin wallet. It stores your private keys, addresses, and transaction history as a…

Open .WALLET details →
.DAT Program Data File (generic)

A DAT file holds generic data created by a specific program, and the extension alone won't tell you which one or what's inside. Open a copy in a text editor first: readable text means it's…

Open .DAT details →

Quality & what to watch

  • This is a key migration, not a file conversion - the .dat is created by Dogecoin Core, not by transforming the .wallet.
  • Importing many keys triggers a blockchain rescan, so Core can be slow or unresponsive for a while.
  • Copying a wallet.dat while Core is running can corrupt it; always close the app or use File | Backup Wallet first.

Frequently asked questions

Can I just rename .wallet to .dat?
No. They use different formats; Dogecoin Core would reject a renamed bitcoinj file.
Where does Dogecoin Core store wallet.dat?
In %AppData%\Roaming\DogeCoin\ on Windows.
Do I need the full blockchain?
Core rescans on import, so a synced node makes imported keys show balances correctly.
Is my MultiDoge wallet destroyed?
No, the export is read-only; the original .wallet stays intact.