Horizen announced that it will permanently disable the shielded pool after the main chain upgrade through hard fork at block height 1502800 on February 7th at 20:00. It is recommended that users withdraw funds from the shielded pool before this time. Funds can be transferred to their own transparent address using Sphere by Horizen or zen-cli. After February 7th, funds in the shielded pool will no longer be able to be transferred to any other address.