It is known fact that leaving computer turned on for a long period of time it can be harmful for your computer and thus it is important to know how long your computer has been on so you can turn it off. Especially when you are managing more than one computer it is important to know how you can check if the computer has been shut down or not. Here we will share some tips and trick to check the startup time of your computer. Depending up on different Operating system we have mentioned different steps to check when was your computer shutdown last time. But is necessary to be the administrator of the computer or at least you should have the admin rights. Here we will discuss about Windows XP, Vista and Windows 7. If you are not sure which operating system you are using please restart the computer and check what is the Operating system you are using or just follow the following steps

Step 1: Please click on the start menu and then look on the right hand side of the start menu and look for either My Computer or Computer. Once you locate it please right click on it.

Step 2: Once you right click on My Computer or Computer you should see properties at the bottom of the list. When you click on it (left click) it should bring up System Properties and you should be on General Tab if not please click on General so that we can check the properties of the computer.

Step 3: Once you are on General Tab of System Properties you should be able to see the description of the System you are using. It would either says Windows XP or Vista or Windows 7. Once you know what is operating System Please Follow the steps accordingly

For Windows XP.

Step 4: In order to know the System Up time in Windows XP we will have to either open the task manager or go to the command screen. We will discuss the step for Task manager as it is easy and fast. So please press Ctrl, Shift and Esc together you can find them on the left of the key board.

Step 5: Once you get Task manager please look for the tab called Performance. Here you have different section that tells you about the performance of your computer so please look at the bottom of the box you should see something that says System. Below System do you see Up Time, up time means how long you computer has been on since the last shutdown.

For Vista and Windows 7.

Step 4: Please try to go to the command prompt. We can open the command prompt by clicking the start menu and then in the search box please click and type CMD one you do that you will find CMD.exe.

Step 5: Once you find CMD.exe please right click on it and then choose run as administrator this will bring up the black box and you can write the command to get the System Up time. In the black windows please type systeminfo|find “Time:”

Step 6: Please note “|” is called more and is obtained by combination of shift and the key above enter. Once you have successfully Enter the command please hit enter key. This will give you the correct time when your computer was turned on.