Who's going to pay $300 to upgrade a DVR that they don't own?If you can afford it(because it is expensive),Weaknees offers internal hard drive replacements up to 2 terabytes HR20, HR21, HR21 Pro, HR22, HR23, HR24 and HR34 DirecTV HD DVR Upgrades & for about $60.00 extra,they'll transfere your settings & programing from your old hard drive to your new one. But like I said,it is expensive.