activation error

We have a dell optiplex pc that came with windows 7 pro and was upgraded during the free time to windows 10. I had to reinstall windows 10 on it and it will not activate. I've tried everything I could find on the internet re how to activate and none work. Because it was activated before, it is...

i cant switch from Windows 11 Home to Pro. I even used activators but it didn't work. Any ideas?

Tried almost every method out there, edited the registry, dism scan, clean boot, ccleaner repaired any system errors, removed key and added again and so on. Just trying to find a method that doesn't make me do a clean install of Windows.

I just tried to build a new gaming machine, and discovered that, in all likelihood, the CPU I've had sitting in a box for years was no good anymore, so I had to put everything back in the old Dell I'd been using to tide me over until I can confirm that and get a new processor. However the stress...

I recently wiped a second hand Dell latitude 1545 Laptop that had windows 7 on it. It originally came with windows vista but at some point the original owner must have upgraded it. I extracted the product key using a registry tool. But now the laptop is refusing to activate and I don't have an...

So I was using windows 10 pro unactivated for a while after I built my pc but today I decided to buy a product key. I bought a windows 10 home key (legit key from microsoft) and I tried activating and I got an error saying the product key didn't work (0xc004f050). I tried restarting my pc and...

I built a new gaming pc over the black Friday sale and everything is going smoothly except for Windows which is causing some issues. I'm using Win 10 Pro and upon boot up, I get the Windows Activation message in the bottom corner, but upon diving in further, it says it's due to a "network"...

So, Recently had had en issue where my [Motherboard was not accepting 2 ram sticks] (Only 1). I ended up going for an RMA, but now as i have my new motherboard windows have decided that it doesn't like it. It gives me that 'Activate Windows' watermark in the bottom right corner, i read at...

Current CPU: AMD A4 5300 Upgrade CPU: A10 6700 Comparison: http://cpuboss.com/cpus/AMD-A4-5300-vs-AMD-A10-6700 I have a couple of questions: From my understanding, a compatible CPU upgrade is another CPU with the same CPU Socket Type (FM2 in this case) and Thermal Design Power (65W in this...