Bitcoin Core initial synchronization will take time and download a lot of data. You should make sure that you have enough bandwidth and storage for the full block chain size (over 200GB). If you have a good Internet connection, you can help strengthen the network by keeping your PC running with Bitcoin Core and port 8333 open. Read thefull node guidefor details.
Bitcoin Core is a community-drivenfree softwareproject, released under theMIT license.