Backup your wallet data file and save in other safe place -other folder, USB drive, etc.-. see location bellow

The default installation folders and files of Zcash ZEC wallet coin is quite similar to almost all

Your default wallet data files are located at

C:\Users\YourUser\AppData\Roaming\Zcash

and the file where your coins are saved is called wallet.dat

To buil Zcash ZEC Blockchain with the files provided:
You will receive an email with the URL links and decrypt codes to download via MEGA NZ
all the files of the Zcash ZEC Blockchain divided in 12 zip files
because Zcash blockchain size is too big (> 153 GB)
- there exists a specific Zcash Blockchain Shop page with more detailed info in 
https://www.blockchaindownload.store/zcash-blockchain-shop   -

Hence, download and unzip one by one in two temporary directories: blocks, chainstate 

We provided the folders blocks and chainstate, 
with all the files and blocks and structure of the Zcash ZEC Blockchain at that moment

Copy and replace all the same folders that are located at C:\Users\YourUser\AppData\Roaming\Zcash
with what we provided and you unzipped

After the end of copy and replace

run your GUI Zcash ZECWallet Core wallet (Zecwallet Fullnode_v1.8.5.exe) and wait until full synchronization of your wallet at the present 

Be patient until blockchain is upload in memory and/or your swap file

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If you need:

download wallet at:

https://github.com/zcashfoundation/zecwallet/releases

Allways backup your wallet.dat file to other safe media but keep the original generated there
 

If you are disappointed with the crypto coin blockchain you paid for, 
you can claim for a re-fund of your payment.

We apologize for your time lost.

Just email us and we will process a return of your funds.