Software users can easily “switch to Blockâ€ To claim the free H&R Block Deluxe + State software, taxpayers should email SwitchToBlock@hrblock.com and include their name, address, phone number, the type of operating system they use (Windows/Mac), and proof of purchase (a photo or scan of their store receipt or the email showing their download code). The taxpayer will then receive an email for one free download of H&R Block Deluxe + State. Taxpayers can easily import last year’s tax return directly from TurboTax for free.