The Beacon chain is moving to
v2.0.1.0, here is the steps to update:
1. Backup wallet.dat (and back ups folder)
2. Delete blocks, chainstate, and database folders in beacon directory
3. Start new wallet and let it sync
4. Optional - add addnodes to config file for faster sync
addnode=45.32.176.163
addnode=207.180.217.7
addnode=164.68.108.39
addnode=46.254.64.201
addnode=167.86.66.74
addnode=173.249.1.205
addnode=95.179.148.220
addnode=95.179.207.150