How to open the backup of virtual currency Wallet

1. Keeping a backup of your wallet in a safe place can protect your wallet from computer failures and many human errors. If you encrypt your wallet, it can also be used to restore your wallet when your mobile phone or computer is stolen
back up your entire wallet
some bitcoin wallets use many hidden private keys inside. If you only back up the private key of the visible bitcoin address, most of the money may not be recovered from the backup
encrypt online backup
any online backup is easy to be stolen. Even a computer connected to the Internet is vulnerable to malware. Therefore, it is a good security habit to encrypt any backup exposed to the network
using multiple secure repositories
single point of failure is not concive to security. If your backup is not limited to only one place, it is less likely that something bad will happen and your wallet will not be restored. You can also consider using different storage media, such as USB flash disk, paper and CD-ROM.

2. Bitcoin core is an official client used to manage the private key of bitcoin. Having the private key of the bitcoin address means having the control right of the corresponding bitcoin. Once the private key is lost, it cannot be recovered. Therefore, it is very important to back up the wallet
the wallet file of the wallet client is the database for storing the private key of bitcoin. Both the private key and the public key are stored in the wallet.dat file of the bitcoin wallet. Keeping wallet files securely in multiple locations prevents bitcoin from being recovered in the event of an accident
wallet file location
Windows XP - C: & # 92; Documents and Settings\{ username}\ Application Data\ Bitcoin\ wallet.dat
Windows 7/8 - C:\ Users\{ username}\ AppData\ Roaming\ Bitcoin\ Wallet. Dat
Mac OS X ~ / library / Application Support / bitcoin / wallet. Dat
linux ~ /. Bitcoin / wallet. Dat
the above is the default wallet directory of bitcoin core client. If the data directory is specially set, you can search the keyword "wallet. Dat" through windows to the wallet. Dat
my address:

3. As long as your wallet is not stolen and your data is recovered again, you will not lose the synchronization data
bitcoin
. Just reply to the data. If you suddenly shut down when you open your wallet and are synchronizing data, you can synchronize data again after power on, and the data will not be lost, because the network is synchronizing. Bitcoin era, from
Avalon
to start!

4. It depends on how you lost your private key or your wallet file? Recover the wallet file and virtual currency without relationship, and use computer technology to recover. If it is to restore the private key, which belongs to the category of virtual currency, it is a bit complicated.

5. The positioning of rx570 graphics card in card a is a high-end mainstream graphics card

the performance output of the graphics card is powerful, which can be competent for all kinds of large-scale stand-alone games and 3D games, and the replacement improves the level of game experience

7. Your bitcoin is stored in your wallet (although this is not entirely correct technically, it can be compared to this). Therefore, you need to keep your wallet well
to back up your wallet, the first thing you need to do is to back up your wallet. It is recommended that you do so immediately after installing the bitcoin client. In this way, in case of your computer failure and data loss, you can recover your wallet and use bitcoin at any time
the backup steps are as follows:
1. Close bitcoin official client. In the main interface, select file → exit
2. Open the WinXP start menu, select "run" and input the following contents: Explorer% appdata% bitcoin (Windows Vista or windows 7, directly input in the "search programs and files" box of the start menu)
for example, the path of my computer: C: &# 92; Documents and Settings\ Administrator\ Application Data\ Bitcoin (some folders are hidden, you need to check the tool - Folder Options - View - show all the folders, and then apply OK)
3. You only need to the wallet.dat file to other hard disk partition, mobile hard disk or USB flash disk, and the backup can be completed
encrypted wallet if you use bitcoin on a public computer, or you think your computer may not be secure enough, you can choose to encrypt the wallet after each use. In addition, your backup wallet file also needs to be encrypted according to this method
WinRAR is a compression tool for encrypting wallet, which is usually installed on computers
first, you need to close the bitcoin client and find the file wallet.dat as described in "backup wallet" in the previous section. Then right click on the file and select "add to compressed file...", and the following dialog box will appear:
set a file name and check "delete source file after compression". Then click "advanced" tab:
click "set password...", input the same password twice in the pop-up dialog box, click "OK" button, and then click "OK" button again to complete the encryption. You will see that the original wallet.dat file in the wallet folder is gone, and there is an additional. Rar file. Encryption succeeded
you can encrypt the backup of your wallet in the same way
the recovery process is simple. Just follow steps 1 – 2 of "backup wallet" to open the wallet folder of bitcoin official client. After that, your backup wallet.dat file to this folder, and then overlay the original file
if your backup uses WinRAR encryption, you need to enter the correct password first to recover the wallet.dat.

8. Download the wallet software again, and then use the private key or mnemonic to restore the wallet.

9. The first thing you need to do to back up your wallet is to back up your wallet. It is recommended that you do so immediately after installing the bitcoin client. In this way, in case of your computer failure and data loss, you can recover your wallet and use bitcoin at any time.

10. Multibit doesn't work now
take a look at your private message with multibit download address, and I can teach you how to back it up