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The following will guide you through the procedure of running a fast sync via geth --fast on Windows OS 10 for Mist for those running their Ethereum Wallet client for the first time.

Note:--fast can only be run if you are syncing your blockchain from scratch and only the first time you download the blockchain for security reasons, always ensure you are using the latest release;

Step 1: Open command prompt (Administrative privileges not required;Don't run as Administrator): 


Step 4:Click Enter and you should observe the following below if successful as the node begins to download the blockchain data; 


can allow it to run till it has downloaded the lastest block in the blockchain, point at which you would see Ethereum Mist start-up splash page's progress bar below become completely filled up.Its progress above would be reflected in the Ethereum Mist Splash page progress bar as seen in picture below:

Step 5: Once all the blocks have been successfully downloaded, close your command prompt windowUpon successful sync to the latest block, the Mist wallet interface should load perfectly.



  1. Network Time error: if you see the following as shown in the picture below while geth is running: 




What is really going on?

Instead of processing the entire blockchain one link at a time, and replay all transactions that ever happened in history, fast syncing downloads the transaction receipts along the blocks, and pulls an entire recent state database.