free microsoft office product key 2020

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How to uninstall the Office 2010 product key?

Firstly, you need to know the installation path of office, such as C:\Program Files\Microsoft Office\Office14 Run cmd with administrator privileges Entry code, and press Enter key cd "C:\Program Files\Microsoft Office\Office14" Enter the Office14, and entry code. cscript ospp.vbs /dstatus Get the last 5 number of product key. Then entry the follow code to uninstall the […]

How To Uninstall System Product Key?

When we are activating or using the system, we sometimes encounter some errors, such as the activation code is invalid, the activation code expires, and we need to uninstall the original activation code. So how do we uninstall the system product key? Open Windows "Start", click "Run" Input "cmd" Boot up a Command Prompt Input […]

How to query the system version tutorial (applicable to win7 win8 win10 win11)

1. press the "win key" + "R key" on the keyboard; As shown in the figure: Warm tips: the "win" key of apple computer is the "command" key; "Win" key of some notebooks is "start" key. 2. enter "msinfo32" in the pop-up window, and then click "OK"; As shown in the figure: 3. you can […]

How to fix Windows activation Error code: 0x8007007B ?

Some friends have an error code of 0x8007007B when activating the system. They don't know how to deal with it. In fact, we just need to change the activation key to solve the problem. Step 1 Open "Windows powershell ( Admin )" Step 2 Enter code to uninstall old product key slmgr.vbs /upk Step 3 […]

Problem handling "Unable to active Windows"

During activation, the system prompts: We can't active Windows on this device because the product key was already used on another device. If you think it was't used on another device, select Troubleshoot below. ( 0xc004c008 ) Learn more about Windows Activation You can also activate this device by going to the Store and purchasing […]