My employer shipped this Precision 3630 to me 3 (?) years ago. It was used as my development machine under Linux OS. I started to use its Windows 10 side recently. The Windows 10 keeps asking me to activate it again and again even after I did that .

For example, I woke up the machine this morning, I saw this:

I tried to activate it from above screen but nowhere to find the entrance. Then I reboot my machine:

Activation entrance, the troubleshoot comes. I activate it:

This is the fourth time to activate it.  If it is not activated, my other personal settings, like microphone will be affected. how to avoid this activation cycle?