Slow laptop help!

Hey,

Picked up this laptop about a year or two ago, mostly just for browsing. It's a Dell Inspiron 15.
The processor specs are:

CPU
Intel Pentium N3530 / 2.16 GHz
Max Turbo Speed
2.58 GHz
Number of Cores
Quad-Core
Cache
2 MB
64-bit Computing
Yes
Features
Intel Burst Technology, integrated memory controller

Now that I've got a fresh install of Windows 10, the CPU spikes to 100% every time I open a webpage. It takes like thirty seconds just to load. It isn't my connection—tried multiple networks and it's the same story.

It was just as sluggish on Windows 8.1. And I haven't even bloated it with apps yet.

I mean, 2.16GHz with a Quad-Core shouldn't be struggling this hard with basic tasks, right?
I know it was a budget machine back when I bought it for maybe $667, and there's no fan on the CPU, but I bumped the RAM from 4GB to 8GB. Didn't help much.

Could it be because it was basically designed for Windows 8? Is Windows 10 just too heavy for it?
Even threw Linux on there once, but it crawled just as badly.
I already set everything to high performance in the power settings, both on battery and plugged in.

I doubt it's a faulty processor. A chip either works or it doesn't, right?

The guys at the repair shop suggested updating the BIOS and testing the drive, so I guess that's all left to try...

Anyone have any other ideas? Or am I just stuck selling this for pennies and buying something better?

Thanks.
Best,

The only thing that could be the culprit here is the hard drive, but let’s be honest—this laptop isn’t exactly a powerhouse. That processor is incredibly weak; having four cores doesn't mean much when most apps still don't even know how to use them. Still, opening a single webpage shouldn't take half a lifetime.

I cannot speak to my experience with Windows 8, but I find that Windows 10 is unfortunately cluttered with an overwhelming number of redundant processes, services, and background programs. It might be beneficial for you to perform a clean installation of Windows 10 and then systematically block or remove all that excess. There is quite a significant amount of digital debris and unnecessary bloatware that can be stripped away. I personally took the time to prune my own system to eliminate everything superfluous, aiming to make the operating system as lightweight and streamlined as possible. Now, nothing unnecessary runs in the background, whether I am actively working or just booting up the machine. I truly cannot adequately express how much better the experience is once you polish it; it feels like comparing the simplicity of Windows 95 to the refinement of Windows 7. However, please be aware that there is considerable work involved if you want to achieve maximum fluidity. On the other hand, if you can find all the necessary drivers, I would actually recommend installing Windows 7 Ultimate. In my estimation, it remains the finest version of Windows ever released for the average user, provided the hardware support exists. You still have to clear out some minor clutter, though far less than what is required for Windows 10. Even with my relatively powerful laptop, Windows 10 completely bogged it down. Things only began to improve once I meticulously optimized it. The OS is simply plagued by too many intrusive processes and services; at any given moment, at least one of them is taxing the disk, CPU, or RAM by several dozen percent—sometimes even keeping the disk usage pinned at 100% almost constantly. Do give that approach a try. If that fails to resolve the issue, then perhaps selling the machine is your only remaining recourse.