To enable all CPU Cores on Windows 11/10, you need to turn on Multi-Core Support and Hyperthreading and then use System Configuration Tool.

If you're building your own computer, things can quickly get complicated. Here's what CPU or processor cores are and how many your CPU should have.

Use third-party utilities like Core Temp & CPUID HWMonitor to check real-time CPU temperature, frequencies, load, power consumption, & more.

Intel and AMD CPUs can hit 95C or thereabouts when all cores are under full load, but that's the upper limit for a modern processor.

So sure, you use Excel, it isn't going to use much cpu./core power. However, surely the Virus checker embedded int Windows 10 64 bit itself 'should' be set up to use all cores and cpu power at its ...