Does having more CPU cores improve multitasking performance?

Yes, it does help multitasking if you have multiple programs running simultaneously, however with additional CPU
it will help you to multitask a bit more. Different tasks can be performed on each core, which makes it ideal for running a browser, office applications, music, video calls, and other applications simultaneously. But it is not always true that the more cores, the better. Also important are CPU speed, CPU architecture, the amount of RAM, and software optimization. When looking for the best processor for multitasking, it’s better to choose a processor with a good balance of cores and overall performance. Most modern CPUs will suffice for regular use, and for more intensive tasks such as video editing, 3D rendering, and compilation, more cores will be appreciated.