ISupport Number : +1( 877)-514-1396 ts certainly not too late to start a career in DevOps. The plus point about you is that you are good at Python and PowerShell, which are very handy in DevOps.
I am not sure how much the Windows Server Admin skill will come in handy though, so I would suggest you learn Linux. It won’t take more than 2 months to learn the basics and not more than 9 months to gain certain expertise.
Apart from this also learn Docker and Kubernetes. Docker runs on Windows too, so you can start learning it right away. There is a great demand on experts in Docker and Kubernetes (K8s), and there will be for next few years.
So learning and mastering it can get you a job, may not be a high paying one to begin with, but along with Linux and Windows Server Administration skills and Python coding skills, you definitely have a good chance.
Powershell windows activation
You forget to mention if that is a Personal Computer or Business computer.
If it is a personal computer seems that something or someone changed the policies and/or PowerShell. You have to restore the defaults but if you don't know what was change you have to setup and reset policies to default.
Some businesses do that to block content to be copied to USB (or portable storage) without authorization and it will work in dependency of the business groups policies.