Service Pack-windows-7-sp1-x64-b78b8e95-9e46-4f7a-9d1d-f64477bb7326 [work] -

If you aren't sure if you already have it, click , right-click Computer , and select Properties . Under the "Windows edition" section, it should explicitly state "Service Pack 1." If it does not, your system is missing critical security foundations.

The update, formally known as , was designed to make computers more secure and reliable. Notable improvements included: If you aren't sure if you already have

Under the "Windows edition" section, it should explicitly state "Service Pack 1" Alternatively, you can type formally known as