Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to upgrade from windows xp to windows 7 [title] Contact your computer manufacturer to see if your system is able to run windows 7. [step] This step is important because some windows xp systems are not compatible with windows 7. If you have a custom built pc, make sure you have the correct hardware requirements before you upgrade.

Ending1: [substeps] If the answer is " yes, i am currently with windows 7 installed, " then you can proceed to step 11 of wanting to download the latest version of windows 7. [title] Find a website that offers windows 7 installed. Ending2: [title] Open your downloads folder, and find the files to upgrade your computer. [step] Use a mac computer or a laptop to install the windows 8 desktop wizard. Ending3: Run the microsoft compatibility checker, which can be downloaded for free at microsoft.com. If your system does not meet the minimum requirements, do not upgrade to windows 7 and consider buying a new pc. Ending4: To open an existing system, go to start] accessories] displays] system. [title] Find the option for windows 7 or windows 7.

Answer format: ending1/ending2/ending3/ending4