Run "Windows Memory Diagnostic" from the Start Menu, and then restart your PC to check your RAM for problems. You can also download and install MemTest86 for a more ...

Don't just go by your provider's promise on broadband speed. Use the Which? free speed test to investigate. Here we explain how to use the speed checker. If your broadband isn't as fast as it should ...

Don't just go by your provider's promise on broadband speed. Use the Which? free speed test to investigate. Here we explain how to use the speed checker. If your broadband isn't as fast as it should ...