Quote
Service Packs increase the reliability, performance, and compatibility of Windows. They are a rollup of previously released updates and include new improvements that aren’t released in stand-alone updates. This Service Pack 1 can be installed on the Release to Manufacturing (RTM) version of Windows 7.The easiest way to install Windows Service Packs is through Windows Update. Click here to download and install Windows 7 SP1 and other available updates through Windows Update.
Quote
Available shipment modesStandard mail: Please allow up to 2-4 weeks for receipt of your product.International Courier: Please allow up to 1-3 weeks for receipt of your product.Please select the shipment mode after you have selected the product to determine the shipping fee. Unless you agree to pay the shipping fee, you should not proceed to check out the order. Your submission of a fully-executed order form constitutes your unconditional agreement to pay the shipping costs as described above.