The USB ports on the Blackwidow Elite keyboard are used for connecting other USB devices to the keyboard itself. This allows users to conveniently connect and use other peripherals such as a mouse, headset, or USB drive directly through the keyboard. It also helps to reduce cable clutter on the desk by providing a central hub for connecting multiple devices. **

There are two internal USB ports on the motherboard. These ports are typically used for connecting internal devices such as a USB card reader or a front panel USB hub. Having two internal USB ports allows for more flexibility in connecting and expanding the internal USB capabilities of the system. **

Only some of the USB ports may be working due to a variety of reasons. It could be a hardware issue, such as a damaged or malfunctioning port. It could also be a driver issue, where the necessary software to run the USB ports is not properly installed or up to date. Additionally, there could be a power supply issue, where the ports are not receiving enough power to function properly. It is important to troubleshoot and diagnose the specific cause in order to resolve the issue. **

When you reinstall Windows 10 Pro, the drivers for your USB 2.0 ports may not have been automatically installed. You can try updating the drivers for the USB 2.0 ports through the Device Manager. If that doesn't work, you may need to download and install the drivers from the manufacturer's website. It's also possible that there is a hardware issue with the USB 2.0 ports, so you may want to check for any physical damage or contact technical support for further assistance. **

No, 4K resolution is not only available for YouTube premium members. YouTube offers 4K resolution videos to all users, both free and premium. However, the ability to stream videos in 4K resolution may depend on the device being used and the internet connection speed. Some older devices or slower internet connections may not support 4K streaming. **

An internet provider should only specify limited ports for port forwarding to ensure network security. By limiting the number of ports that are open and forwarded, it reduces the potential attack surface for malicious actors to exploit. Additionally, restricting port forwarding to only necessary ports helps prevent unauthorized access to sensitive data or services running on the network. Lastly, specifying limited ports for port forwarding can also help optimize network performance by focusing resources on essential services. **

You can connect three monitors to your PC with only two ports by using a combination of a video splitter and a USB to HDMI/DVI/VGA adapter. First, connect two monitors to the two ports on your PC. Then, use a video splitter to split the signal from one of the ports to connect the third monitor. Finally, use a USB to HDMI/DVI/VGA adapter to connect the third monitor to a USB port on your PC. This setup will allow you to extend your desktop across all three monitors. **

One Piece is only available for premium members on Crunchyroll because it is a popular and highly sought-after anime series. By making it exclusive to premium members, Crunchyroll can incentivize more viewers to subscribe to their premium service, which helps support the production and licensing costs of the show. This model allows Crunchyroll to continue offering a wide range of anime content to its users while also ensuring that popular series like One Piece receive the necessary financial support for their continued production and distribution. **