How to use the @polkadot/ui-keyring.forgetAddress function in @polkadot/ui-keyring

() => {
        const status = {
          account: current.address(),
          action: 'forget'
        } as ActionStatus;

        try {
          keyring.forgetAddress(
            current.address()
          );
          status.status = 'success';
          status.message = t('address forgotten');
        } catch (error) {
          status.status = 'error';
          status.message = error.message;
        }

        onStatusChange(status);
      }
    );

const _onForget = (): void => {
    if (address) {
      const status: Partial = {
        account: address,
        action: 'forget'
      };

      try {
        keyring.forgetAddress(address);
        status.status = 'success';
        status.message = t('address forgotten');
      } catch (error) {
        status.status = 'error';
        status.message = error.message;
      }
    }
  };
  const _onGenesisChange = (genesisHash: string | null): void => {