To change your Bluetooth device's name, access your device's settings menu and look for Bluetooth or device name options. On most smartphones, go to Settings > About Phone (or Device) > Device Name, then edit the text field with your desired name. On computers, the process varies: Windows users should go to Settings > Devices > Bluetooth & Other Devices, find their device, and select it to access rename options; Mac users can open System Preferences > Bluetooth, right-click their device, and choose "Rename." For Bluetooth speakers, headphones, or other peripherals, consult the device's manual, as the method typically involves holding a dedicated button to enter pairing/settings mode, then using voice commands or a companion app to change the name. Some devices require you to reset them to factory settings before renaming. Always ensure the device you're renaming is in pairing mode or accessible in your Bluetooth settings. After changing the name, you may need to forget and re-pair the device on other connected gadgets for the new name to appear everywhere. The specific steps depend on your device manufacturer and operating system, so checking your device's documentation will provide the most accurate instructions for your particular hardware.