If the BIOS recognizes both memory modules but they are not in dual-channel mode, what should you do?

When the BIOS recognizes both memory modules but they are not operating in dual-channel mode, the action that will likely enable dual-channel functionality is relocating the memory modules to the appropriate slots. Dual-channel mode requires that the memory modules be installed in specific pairs of slots that are designed to work together; typically, these are color-coded or identified by labels on the motherboard.

Most motherboards have a configuration that dictates which slots need to be populated to enable dual-channel operation. For example, if you have two memory sticks and you install them in slots that are not paired correctly, the system may only run them in single-channel mode, which does not provide the performance benefits of dual-channel memory.

By moving the memory modules to the correct slots, you are ensuring that both modules can communicate effectively in a dual-channel configuration, maximizing bandwidth and improving overall system performance. This is a key consideration when building or upgrading a computer, as leveraging dual-channel memory can significantly enhance processing speed in memory-intensive applications.