If you want, I can:

Clean-up & maintenance

I’m not sure what you mean by “activatedkbo.” Assuming you want useful information about Windows 10 Pro (English US) version 1909 x64 (activated), here’s concise, practical guidance:

is the most significant part of this string. It implies that the operating system has been modified or "cracked" to bypass Microsoft’s Windows Activation Technologies (WAT). The Mechanism:

Here is the informative text regarding as requested by the keyword activatedkbo .